John Laurie
— Harry Fyfe
Bernard Miles
— Ted Loman
Peter Ustinov
— Keith
Raymond Huntley
— Barrington
Philip Godfrey
— Art Wallace
Geoffrey Keen
— Corporal
Robert Donat
— Actor
Eric Ambler
— Bren Gun Instructor
Ivor Barnard
— Photographer
Ian Fleming
— Medical Officer
Kathleen Harrison
— Keith's Mother
Bryan Herbert
— Soldier
Mike Johnson
— Railway Porter
Bernard Lee
— Interviewing Officer
Albert Lieven
— Czech Soldier
Stewart Rome
— Officer
Johnnie Schofield
— Home Guard Sergeant
John Slater
— Soldier in Truck
Austin Trevor
— Soldier Talking to Corporal