Peter Finch

Murray Logan

Jane Fonda

Christine Bonner

Angela Lansbury

Sybil Logan

Arthur Hill

Sam Bonner

Constance Cummings

Mrs. Nina Gellert

Alexander Knox

Frederick Bonner

Nigel Davenport

Leonard Groves

John Le Mesurier

Dr. Arraman

Alec McCowen

Dickie Bayliss

Valerie Taylor

Lily Kendrick

Andreas Markos

Andreas

Thomas Baptiste

Murray Logan's chauffeur (uncredited)

Madeleine Sherwood

Party Hostess (uncredited)

Robert Stevens