IMAX CORPORATION
                                   EXHIBIT 24
                                POWER OF ATTORNEY

                  Each of the persons whose signature appears below hereby
constitutes and appoints Francis T. Joyce and Robert D. Lister, and each of them
severally, as his true and lawful attorney or attorneys with power of
substitution and re-substitution to sign in his name, place and stead in any and
all such capacities the 10-K, including the French language version thereof, and
any and all amendments thereto and documents in connection therewith, and to
file the same with the U.S. Securities Exchange Commission (the "SEC") and such
other regulatory authorities as may be required, each of said attorneys to have
power to act with and without the other, and to have full power and authority to
do and perform, in the name and on behalf of each of the directors of the
Corporation, every act whatsoever which such attorneys, or either of them, may
deem necessary of desirable to be done in connection therewith as fully and to
all intent and purposes as such directors of the Corporation might or could do
in person.

Dated this 7(th) day of March, 2003



      Signature                                  Title
      ---------                                  -----
                             
"Richard L. Gelfond"            Co-Chairman and Co-Chief Executive Officer
- ---------------------           (Principal Executive Officer)
Richard L. Gelfond

"Bradley J. Wechsler"           Co-Chairman and Co-Chief Executive Officer
- ---------------------           (Principal Executive Officer)
Bradley J. Wechsler

"Kenneth G. Copland"            Director
- ---------------------
Kenneth G. Copland

"J. Trevor Eyton"               Director
- ---------------------
J. Trevor Eyton

"Michael Fuchs"                 Director
- ---------------------
Michael Fuchs

"Garth M. Girvan"               Director
- ---------------------
Garth M. Girvan

"Ellis B. Jones"                Director
- ---------------------
Ellis B. Jones




                                            - 2 -



     Signature                                 Title
     ---------                                 -----
                             
"G. Edmund King"                Director
- ---------------------
G. Edmund King

"Murray B. Koffler"             Director
- ---------------------
Murray B. Koffler

"Marc A. Utay"                  Director
- ---------------------
Marc A. Utay

"W. Townsend Ziebold"           Non-Executive Chairman of the Board and
- ---------------------           Director
W. Townsend Ziebold

"Francis T. Joyce"              Chief Financial Officer
- ---------------------           (Principal Financial Officer)
Francis T. Joyce

"Kathryn A. Gamble"             Vice President, Finance and Controller
- ---------------------           (Principal Accounting Officer)
Kathryn A. Gamble