Calificación
Reparto

John Saxon
Dr. Jack Costain

Patricia Haines
Ann Barlow

Alfred Burke
Detective Supt. Hartley

Maurice Denham
Dr. Morley

John Carson
The Major

Ballard Berkeley
Cmdr. Savage

Stanley Meadows
Det. Tom Grant

Barbara French
Joyce Malone

Robert Crewdson
Medra

Aubrey Morris
Thorburn

Jack Watson
The Sergeant

Tony Wager
Pvt. Higgins

David Gregory
Pvt. Jones

Marianne Stone
Madge Lilburn

Warren Mitchell
Reg Lilburn

Geoffrey Lumsden
Col. Davy