Richard Patterson
Director
Robert B. Weide
Writer
Jack Rollins
Producer
Joseph Adamson
Writer
Charles H. Joffe
Producer
Robert B. Weide
Producer
Gene Kelly
Self - Narrator (voice)
Groucho Marx
(archive footage)
Chico Marx
(archive footage)
Harpo Marx
(archive footage)
Margaret Dumont
(archive footage)
Woody Allen
Self
Irving Brecher
Self
Dick Cavett
Self
George Fenneman
Self
George J. Folsey
Self
Robert Klein
Self
