- Hay Petrie - Engineer
- Grant Sutherland - Bob Bratt
- Robert Rendel - Admiral
- Mary Morris - Chauffeuse
- Margaret Moffatt - Kate
- Kenneth Warrington - Commander Denis
- Torin Thatcher - Submarine Officer
- Esma Cannon - Maggie
- Cyril Chamberlain - Bit Part (uncredited)
- Bryan Herbert - Corporal Guarding POW's on Ferry
- Skelton Knaggs - German Sailor looking for Capt. Hardt
- Howard Marion-Crawford - German Officer in Kieler Hof Hotel
- Bernard Miles - Hans - Hotel Receptionist
- John Penrose - Newlywed at Kiel Hotel
- Johnnie Schofield - Armed Guard of POWs on Ferry
- Graham Stark - Bell Boy (uncredited)
- Jack Lambert - Passport Official (uncredited)
- Michael Powell
- Roland Pertwee
- Emeric Pressburger
- Irving Asher
- Miklós Rózsa
Capítulo disponible en las siguientes plataformas:
