Sean Connery

Samson Shillitoe

Joanne Woodward

Rhoda Shillitoe

Jean Seberg

Lydia West

Colleen Dewhurst

Dr. Vera Kropotkin

Jackie Coogan

Mr. Fitzgerald

Patrick O'Neal

Dr. Oliver West

Clive Revill

Dr. Menken

Werner Peters

Dr. Freddie Vorbeck

John Fiedler

Daniel K. Papp

Kay Medford

Mrs. Fish

Zohra Lampert

Evelyn Tupperman

Sorrell Booke

Leonard Tupperman

Sue Ane Langdon

Miss Walnicki

Bibi Osterwald

Mrs. Fitzgerald

Mabel Albertson

Chairwoman

Renée Taylor

Myrna

Al Bain

Bibman

Calvin Brown

Boxer in Gym

Lovyss Bradley

Clubwoman

Joyce Perry

Receptionist

James Millhollin

Rollie Butter

Nora Denney

Waitress

Roland La Starza

Angie

Dee Carroll

Nurse (uncredited)

Richard S. Castellano

Arthur (uncredited)