Walter Matthau
(Willy Clark),
F. Murray Abraham
(Mechanic),
Richard Benjamin
(Ben Clark),
Jack Bernardi
(Man at Audition),
George Burns
(Al Lewis),
James Cranna
(Mr. Schaeffer - TV Director),
Carol Arthur
(Mrs. Doris Green - Al's Daughter),
Fritz Feld
(Man at Audition),
Fritz Feld
(Mr. Gilbert - Man at Audition),
Sid Gould
(Patient),
Archie Hahn
(Assistant at Audition),
Howard Hesseman
(Mr. Walsh - Commercial Director),
Jennifer Lee Pryor
(Helen Clark),
Rosetta LeNoire
(Odessa - Willy's Nurse),
Lee Meredith
(Nurse in Sketch - 'Miss McIntosh'),
Santos Morales
(Desk Clerk),
Ron Rifkin
(T.V. Floor Manager),
Tom Spratley
(Card Player),
Garn Stephens
(Eddie - Stage Manager)