Characters played by James Mason
Richard Francis Heritage
Characters played by Joyce Howard
Laura Verity
Characters played by Tom Walls
Christopher Child
Characters played by Phyllis Stanley
Lily Bernard
Characters played by Edward Rigby
Mansel
Characters played by Ronald Ward
Carter
Characters played by David Farrar
Commander Lippinscott
Characters played by Karel Stepanek
Riccardo
Characters played by Betty Warren
Fay
Characters played by Walter Crisham
Charlie
Characters played by George Robey
Pawnbroker
Characters played by Ronald Chesney
Max - Mouth Harmonica Player
Characters played by Peggy Dexter
Bobby
Characters played by Finlay Currie
Merchant Captain
Characters played by Brefni O'Rorke
Detective Inspector Burrows
Characters played by Jeanne De Casalis
Lady with Dog
Characters played by Patricia Medina
Mary - Manicurist
Characters played by Eric Mason
Benson - Illusionist
Characters played by Anthony Holles
Hotel Hairdresser
Characters played by Ian Fleming
Undetermined Secondary Role
Characters played by Kynaston Reeves
Naval Officer in Charge of Court Martial
Characters played by Herbert Lomas
Van Driver
Characters played by Percy Walsh
Police Sergeant
Characters played by Terence de Marney
Code Expert
Characters played by Elizabeth Flatau
Undetermined Secondary Role
Characters played by Charles Victor
Pub Owner
Characters played by Robert Sansom
Petty Officer Bill Grant
Characters played by Alvar Liddell
Boothby - Radio Announcer
Characters played by Anthony Dawson
2nd Code Expert
Characters played by Hilda Campbell-Russell
Undetermined Secondary Role
Characters played by Alf Goddard
One of Mansel's Tough Friends
Characters played by David Keir
Henry
Characters played by Jack Melford
Defence Lawyer at Court Martial
Characters played by Hay Petrie
Waiter
Characters played by Leonard Sharp
Bus Conductor
Characters played by Dennis Wyndham
George the Barman