January 15, 1999



Mr. Tom Guth
1926 Spode Ave.
Henderson, NV 89014

Dear Tom,

         We are very  pleased to offer you the  position of General  Manager for
the  Riviera  Black  Hawk  Casino  in Black  Hawk,  Colorado,  reporting  to the
Executive Vice President - Riviera Gaming  Management,  at a starting  salary of
$5,769.23  per bi-weekly pay period.  Prior to the  anticipated  opening date of
December,  1999, you will be in charge of coordinating all pre-opening functions
to make sure that the grand opening is successful.

         The  General  Manager - Black  Hawk will be the  senior  management  at
Riviera - Black Hawk  reporting to the Executive Vice President - Riviera Gaming
Management,  and as such will be eligible to  participate in the Bonus Pool, the
size and scope of which will be performance  based. Since the Riviera Black Hawk
is not scheduled to open until  December,  1999, your first year's bonus will be
based on performance related to pre-opening functions, and will be guaranteed to
be $50,000 payable on or before March 15, 2000. In the year 2000 your bonus will
be based on meeting the projected  EBITDA base of $17.86 million (see attached).
If the Riviera-Black Hawk meets or exceeds the EBITDA, base your bonus will be a
minimum of $50,000 payable on or before March 15, 2001.

         In addition while employed as the General Manager - Black Hawk you will
be eligible to receive stock options in the parent  company,  Riviera  Operating
Corporation,  any time options are granted to senior  management.  The amount of
options  and  vesting  rights  will be the same as other  senior  management  of
Riviera Operating Corporation.

         Insurance coverage that you will receive immediately as a Riviera Black
Hawk employee  includes a $125,000  Executive Life Insurance  policy, a $125,000
accidental  death and  dismemberment  policy,  and  Riviera's  medical  plan for
surgery,  accidental  injury  and other  medical  services,  dental,  and vision
coverage at a nominal cost to you. The Riviera will provide  insurance  coverage
starting  on your  first  day of  employment.  You will  receive  two (2)  weeks
vacation  commencing  the first  year of  employment,  three (3) weeks  vacation
commencing  on your  sixth  year of  employment  and  four  (4)  weeks  vacation
commencing  on your twelfth year of  employment.  Once you meet the  eligibility
requirements, you may participate in the






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January 15, 1999
Mr. Tom Guth

company's   401(k)  program  and  the  company's  Profit  Sharing  Program  (See
attached).

         Riviera will assume  responsibility for the expenses involved in moving
you (and your dependents),  and your household effects from Las Vegas, Nevada to
the Denver,  Colorado  area.  We reserve the right to select from three (3) bids
submitted by national moving  companies.  The Riviera will reimburse you for the
sales  commission  (not to exceed 7%) on your current home in Las Vegas.  If you
can not sell your home for fair market value i.e.,  $230,000  (fair market value
defined as the price at which the home is  expected  to sell within 90 days) the
Riviera will make up the  difference  not to exceed 10% of the fair market value
(i.e.,  Riviera  will make up to $23,000 of any  difference  between fair market
value and selling price). In addition,  if after 90 days of listing the home for
sale, your home has not sold, the Riviera will make the monthly mortgage payment
each additional  month until it is sold. The Riviera will also pay for two house
hunting trips that include air fare, car rental, lodging and food cost (for both
you and your  spouse)  up to five  days per trip  (total  for both  trips not to
exceed $3,500).

         TERMINATION.  If you are terminated within 18 months of your employment
date for any  reason  other  than  "cause"  (hereinafter  defined),  subject  to
"Mitigation"  (hereinafter defined), you shall be entitled to receive one year's
severance  (including  all paid  benefits and  immediate  vesting of a options),
payable in 26 bi-weekly installments.

         If you are terminated at any time, other than for "cause," you shall be
entitled to receive the pro rata share of any bonus  payable with respect to the
year in which the termination occurred.

         You will be required to sign an agreement to reimburse  Riviera for all
relocation expenses incurred in your behalf if, for reasons within your control,
you should voluntarily  terminate your employment within twelve (12) months from
your date of hire.

         The  prerequisite  to  employment  is passing  the  requirements  for a
Colorado Gaming License and passing the company prescribed drug test.

         On behalf of Bill and  myself,  let me say we are  looking  forward  to
having you join the Riviera  Black Hawk team with a start date of March 1, 1999.
Should you have any questions  regarding our offer of employment,  please do not
hesitate to contact me.


- --------------------------                             -------------------------
Ron Johnson                                            Tom Guth
Executive Vice President
Riviera Gaming Management

RJ/cf

attachment





                                   DEFINITIONS

Cause - (A) felony conviction of Executive,  (B) a final civil judgment shall be
entered after all appeals  shall have been  exhausted in which there is findings
of  Executive's  fraud or dishonesty  whether or not involving the Company,  (C)
refusal  by  Executive  to perform  "Reasonable  Duties"  (hereinafter  defined)
assigned to him by the Company's chief  executive  officer,  provided  Executive
shall fail to correct  any such  failure  within 30 days  after  written  notice
("Cure  Period") or (D) the Gaming  Authorities  of the State of Colorado or any
other state in which the Company shall conduct gaming operations shall determine
that  Executive is unsuitable to act as an executive of a gaming  company in his
individual  capacity.  "Reasonable Duties" - Executive shall not be required (x)
on a  permanent  basis to spend more than 50% of his  business  time  outside of
Colorado (or be required to change his  residence),  (y) to expose  himself to a
risk to his  physical  safety or  jeopardize  his  ability to be licensed by any
state gaming  authority or (z) perform  customary  duties which are inconsistent
with his position.

Mitigation  -  Executive  shall be  required  to use his best  efforts to obtain
gainful  employment  as similar as  possible  to his  duties  with the  company,
provided that (A) a finding by an arbitration tribunal that Executive has failed
to do so will result in the Company  being  relieved  of any  obligation  to pay
Executive and (B) any amount  received by Executive from such  employment  shall
reduce the amount payable by the company.

Riviera agrees that it will not file for arbitration  sooner than 6 months after
your  termination and that if Riviera files for such  arbitration,  Riviera will
continue to pay Executive  until  decision of arbitrator is made. If decision is
in favor of Riviera,  Executive  will not be  required to pay back any  payments
previously  received  whether  they were made  before or during the  arbitration
process.