George Hepplewhite
George Formby
Mary Wilson
Phyllis Calvert
Frederick Strickland
Donald Calthrop
Alf Arbuckle, Dinky Do
Hal Gordon
Solicitous steward
Johnnie Schofield
Baker
Daniel Brown
Officer
Alec Clunes
Dockside Policeman
Walter Fitzgerald
Col. Harcourt
Ian Fleming
Conway
Jack Hobbs
Passenger On SS Macaulay
James Knight
German radio operator
Albert Lieven
Mendez
Garry Marsh
Simion
Charles Paton
Hotel Manager
Lloyd Pearson
Untipped steward
Bill Shine
Musician
Ronald Shiner
Radio Operator On SS Macaulay
Ben Williams
Parker, Dinky Do
Ian Wilson
Slim Selwyn
Romney Brent
Oscar
Bernard Lee
Iris
Coral Browne
Oscar's Wife
Helena Pickard
Schwartz, spy chieftain
Percy Walsh
Greta, hotel receptionist
Diana Beaumont
U-Boat commander
Torin Thatcher
Director
Marcel Varnel
Screenplay
Basil Dearden
Angus MacPhail
Producer
Michael Balcon
Director of Photography
Ronald Neame
Basil Deardon
Austin Melford
Art Direction
Wilfred Shingleton
John Dighton
Editor
Ray Pitt
Music Director
Harry Bidgood
Unit Manager
Vincent Permane