John Ritter
— Alan O'Black
Susan Dey
— Julie Preston
Paul Reiser
— Jay Neilson
Audrie Neenan
— Karen
Martin Short
— Bradley Z. Coleman
George Kirby
— Elmer
James Luisi
— Angel
Louise Sorel
— Dolores Chase
Lainie Kazan
— Jessie Durning
Michael Ensign
— Gavrik
Charles Lane
— Reinhammer
Joyce Little
— Lauren
Stacey Nelkin
— Stacey
Dick Patterson
— Howard Chase
John Snee
— Steven
Darrell Zwerling
— Janczyn
Tom Dreesen
— Comic
Zale Kessler
— Accountant
Robert G. Denison
— 1st TV Executive
James Ingersoll
— 2nd TV Executive
Garry Kluger
— Gang Leader
Patty Freedman
— Clerk
Eleanor Mondale
— Secretary
Hal Landon Jr.
— Gardender
Deborah Chenoweth
— Nurse
Louis Plante
— Maitre D' (uncredited)
Martin Mull
— Mel Shaver (uncredited)