Richard Francis Heritage
Laura Verity
Christopher Child
Lily Bernard
Mansel
Carter
Commander Lippinscott
Riccardo
Fay
Charlie
Lady with Dog
Mary, Manicurist (as Pat Medina)
Pawnbroker
Max - Mouth Harmonica Player
Bobby
Merchant Captain
Detective Inspector Burrows
Benson - Illusionist
Hotel Hairdresser
Naval Officer in Charge of Court Martial
Van Driver
Police Sergeant
Code Expert
Pub Owner
Petty Officer Bill Grant
Boothby - Radio Announcer
2nd Code Expert
One of Mansel's Tough Friends (uncredited)
Henry (uncredited)
Defence Lawyer at Court Martial (uncredited)
Waiter (uncredited)
Bus Conductor (uncredited)
George the Barman (uncredited)