Director
Ronald Neame
DIRECTOR
Stars (in credits order)
Clifton Webb
Lt. Cmdr. Ewen Montagu
Gloria Grahame
Lucy Sherwood
Robert Flemyng
Lt. George Acres
Josephine Griffin
Pam
Stephen Boyd
Patrick O'Reilly
Laurence Naismith
Adm. Cross
Geoffrey Keen
Gen. Nye
Moultrie Kelsall
The Father
Cyril Cusack
Taxi Driver
André Morell
Sir Bernard Spilsbury
Michael Hordern
Gen. Cockburn
Allan Cuthbertson
Vice-Admiral
Joan Hickson
Landlady
Terence Longdon
Larry
Gibb McLaughlin
Club Porter
Miles Malleson
Scientist
William Russell
Joe
William Squire
Lt. Jewell
Richard Wattis
Shop Assistant
Ronald Adam
Adamsuncredited
William Baskiville
M15 Agentuncredited
Gordon Bell
Customs Officeruncredited
Nigel Bernard
MI5 Agentuncredited
Michael Brill
Doctoruncredited
Robert Brown
Frenchuncredited
D.A. Clarke-Smith
Consul Laurenceuncredited
Bill Cummings
Submarineruncredited
Carl Duering
German Agentuncredited
Wolf Frees
Adm. Canarisuncredited
Everley Gregg
Club Matronuncredited
Patrick Halpin
American Officeruncredited
Lloyd Lamble
Passport Officeruncredited
Ewen Montagu
Air Marshaluncredited
Brian Oulton
Wills Officeruncredited
Cicely Paget-Bowman
Secretaryuncredited
Michael Peake
Sailor on Submarineuncredited
Gerhard Puritz
German Coloneluncredited
François Périer
Clerk of British Embassyuncredited
Peter Sellers
Winston Churchilluncredited,voice
John Welsh
Bank Manageruncredited
Peter Williams
Adm. Mountbattenuncredited