Cast — H.M.S. Defiant

Alec Guinness

Dirk Bogarde

Anthony Quayle

Maurice Denham

Nigel Stock

Richard Carpenter

Tom Bell

Murray Melvin

Victor Maddern

Lewis Gilbert

Edmund H. North

Nigel Kneale

John Knatchbull, 7th Baron Brabourne

Christopher Challis

Clifton Parker