cast
-
Leslie Banks
Taylor
-
Michael Redgrave
Russian
-
Will Hay
Skipper
-
John Mills
Tom
-
Bernard Miles
Royal Navy Mate
-
Michael Rennie
George
-
Frank Cellier
Schneider
-
Robert Morley
Von Geiselbrecht
-
Alfred Drayton
Direktor
-
Marius Goring
German Propaganda Officer
-
Austin Trevor
U-boat Captain
-
Albert Lieven
Gunter
- Leif Konow Dane
-
John Stuart
Royal Navy: Naval Officer
-
Morland Graham
Civil Service
-
John Boxer
Press
-
Cyril Chamberlain
Press
- Elliott Mason German: German Stationmistress
-
George Merritt
German: German Shelter Marshal
- Bernard Rebel Quisling
-
George Woodbridge
Quisling
-
Ronald Adam
German businessman (uncredited)
- Mark Daly Driver (uncredited)
-
Thora Hird
German barmaid (uncredited)
-
Frederick Piper
Malta official (uncredited)
-
Ronald Shiner
Shipping clerk (uncredited)
-
Manning Whiley
Naval officer (uncredited)
-
Michael Wilding
Captain (uncredited)
-
John Williams
Voice over (uncredited)