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