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