Barry K. Barnes
— Simon Drake
Valerie Hobson
— Pat Drake
Alastair Sim
— Macgregor
Edward Lexy
— Holly
Garry Marsh
— Sergeant Bright
Max Michel
— Emile Beranger
Mona Goya
— Torch Bernal
Anthony Shaw
— General Craysham
Cyril Chamberlain
— Swindon
Charles Oliver
— Gaston
Paul Sheridan
— Reception Clerk
Steven Geray
— Sûreté Police Officer (uncredited)
Michael Rennie
— Gang Member (uncredited)