EXHIBIT 24

                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.


                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas his true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for him and in
his name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as he might or could do in person,  hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.



                                             /s/  Sumner M. Redstone
                                                ---------------------------
                                                  Sumner M. Redstone



                                       1

 
                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.

                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas his true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for him and in
his name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as he might or could do in person,  hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.


                                             /s/  George S. Abrams
                                                --------------------------
                                                  George S. Abrams


                                       2

 
                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.

                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas his true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for him and in
his name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as he might or could do in person,  hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.


                                             /s/  Ken Miller
                                                --------------------------
                                                  Ken Miller




                                       3

 
                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.

                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas his true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for him and in
his name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as he might or could do in person,  hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.


                                             /s/  Brent D. Redstone
                                                ----------------------------
                                                  Brent D. Redstone



                                       4

 
                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.

                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas his true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for him and in
his name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as he might or could do in person,  hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.


                                             /s/  William Schwartz
                                                ---------------------------
                                                  William Schwartz



                                       5

 
                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.

                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas his true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for him and in
his name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as he might or could do in person,  hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.


                                             /s/  Ivan Seidenberg
                                                 -------------------------
                                                  Ivan Seidenberg





                                       6

 
                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.

                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas his true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for him and in
his name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as he might or could do in person,  hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.


                                             /s/  Frederic V. Salerno
                                                ---------------------------
                                                  Frederic V. Salerno




                                       7

 
                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.

                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas her true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for her and in
her name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as she might or could do in person, hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.


                                             /s/  Shari Redstone
                                                -----------------------------
                                                  Shari Redstone



                                       8

 
                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.

                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas his true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for him and in
his name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as he might or could do in person,  hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.


                                             /s/  Steven R. Berrard
                                                 --------------------------
                                                  Steven R. Berrard



                                        9

 
                                  VIACOM INC.
                           VIACOM INTERNATIONAL INC.

                               Power of Attorney

     KNOW ALL MEN BY THESE PRESENTS that the undersigned director and/or officer
of VIACOM  INC., a Delaware  corporation  ("Viacom"),  and VIACOM  INTERNATIONAL
INC., a Delaware  corporation (the "Company"),  hereby  constitutes and appoints
Philippe P. Dauman and Michael D. Fricklas his true and lawful  attorney-in-fact
and agent,  with full power of substitution and  resubstitution,  for him and in
his name,  place and stead, in any and all capacities,  to sign (1) on behalf of
the Company, a registration  statement on Form S-4, or such other form as may be
recommended by counsel,  to be filed with the Securities and Exchange Commission
(the  "Commission"),  and any and all amendments and  post-effective  amendments
thereto and supplements to the Offering Circular - Prospectus contained therein,
and any and all  instruments,  registration  statements and documents filed as a
part of or in  connection  with the said  registration  statement or  amendments
thereto or  supplements  or amendments  to such Offering  Circular - Prospectus,
covering the offering  and  issuance of shares of the  Company's  Class A Common
Stock and Series A Preferred Stock (the "Securities") to be issued in connection
with the proposed  exchange offer for shares of Viacom Inc. Class A Common Stock
and/or Class B Common Stock,  (2) on behalf of Viacom, a Schedule 13E-4 relating
to the Securities to be filed by Viacom with the Commission under the Securities
Exchange Act of 1934,  as amended,  and any and all  instruments  and  documents
filed  as part of or in  connection  with  such  Schedule  13E-4  or  amendments
thereto,  (3) any registration  statements or reports relating to the Securities
to be filed by the Company or Viacom  with the  Commission  and/or any  national
securities  exchanges under the Securities Exchange Act of 1934, as amended, and
any and all amendments thereto,  and any and all instruments and documents filed
as a part of or in connection with such  registration  statements,  schedules or
reports or amendments  thereto,  and (4) any  documents in  connection  with the
Parents  Agreement  among  Viacom  Inc.,   Tele-Communications,   Inc.  and  TCI
Communications,  Inc., the Implementation Agreement among the Company and Viacom
International  Services  Inc.,  the  Subscription  Agreement  among the Company,
Tele-Communications,  Inc. and TCI  Communications  Inc. and related  agreements
thereto  and  any  transactions   contemplated   thereby;   granting  unto  said
attorney-in-fact  and agent, full power and authority to do and perform each and
every act and thing requisite and necessary to be done, as fully for all intents
and purposes as he might or could do in person,  hereby ratifying and confirming
all that the said  attorney-in-fact  and agent,  shall do or cause to be done by
virtue hereof.

     IN  WITNESS  WHEREOF,  I have  hereunto  signed  my name  this  16th day of
November, 1995.


                                             /s/  George D. Johnson, Jr.
                                                ----------------------------
                                                  George D. Johnson, Jr.