The Mark

Maria Schell

as Ruth Leighton

Stuart Whitman

as Jim Fuller

Rod Steiger

as Doctor McNally

Brenda De Banzie

as Gertrude Cartwright

Donald Houston

as Austin

Donald Wolfit

as Clive

Marie Devereux

as Ellen

Paul Rogers

as Roy Milne

Maurice Denham

as Arnold Cartwright

Eddie Byrne

as Akers