Gig Young as Jason Kent

Keenan Wynn as Joe Piavi

Janice Rule as Susan Corvier

William Campbell as Danny Farber

Richard Anderson as Father Victor Carducci

Michael Chekhov as Dr. Konndorff

Sandro Giglio as Nick Muto

Edith Barrett as Mrs. Corvier

Porter Hall as Louie

Ralph Dumke as Mike Hennighan

Frank De Kova as The Wiry Man

Will Wright as The Man with a Cigar

Jack Raine as Dr. Surtees

John Call as News Vendor