- Dan Aykroyd
- John W. Burns, Jr.
- Walter Matthau
- Donald Becker
- Charles Grodin
- George Maitlin
- Donna Dixon
- Laura Rollins
- Richard Romanus
- Harvey Michaels
- Mary Gross
- Vera Maitlin
- David Clennon
- Lawrence Baird
- Arye Gross
- Perry Kovin
- Victoria Jackson
- Robin
- Michael DeLorenzo
- Lopez
- Mickey Jones
- Watkins
- J.E. Freeman
- Unger
- David Wohl
- Dr. Smet
- Michael Ensign
- Hendricks
- Carol Mansell
- Mrs. Blair
- Robert Hirschfeld
- Night Watchman
- Charles Levin
- TV Reporter
- Kevin Rooney
- Cop at Hollywood Sign
- Myrna White
- Policewoman
- Scott Thomson
- Klevin
- Tony Rolon
- Bellperson
- Scott Weintraub
- Continental Agent
- Donna Mitchell
- Stewardess
- Linda Favila
- Maitlin's Secretary
- David Grant Hayward
- Waiter (London)
- Jonathan Emerson
- Hendrick's Assistant
- Beverly Archer
- Mrs. Guber
- Gloria Dorson
- Ida V.O.
- Jerry Belson
- Yuri V.O.
- Charles Sweigart
- Cop #1
- Susan Kellermann
- Woman on Bus
- Don Stark
- Peterson
- Benbow Ritchie
- Man at Baseball Game #1
- Jack Ritchie
- Man at Baseball Game #2
- Jean Sterling
- Woman at Baseball Game
- Susan Benn
- Woman at Party
- Jan Cobler
- Woman at Party
- Adrian Aron
- Woman at Party
- Ralph Adano
- Man at Party
- Robert Dawson
- Man at Party
- June Claman
- Lady at Riviera
- Michael Gregory
- Security at Riviera
- John Sinclair
- Clerk #1 in London
- Kenneth Danziger
- Clerk #2 in London
- Corey Rand
- Airline Clerk
- John Mahon
- Police Captain
- John D. LeMay
- Dr. Smet's Resident
- Neal Kaz
- Cop #2 in Maitlin's Office
- Tino Insana
- Jail Guard #1
- Duane Tucker
- Guard in Squad Car
- Rick Garcia
- Bellperson #2
- Chevy Chase
- Condom Father
- A.L. Alexander
- A.L. Alexander
- Joyce Brothers
- Dr. Joyce Brothers
