cast
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Claude Hulbert
Llewellyn Davies, 'The Admiral'
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Michael Wilding
Johnny
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Carla Lehmann
Jane
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Tommy Trinder
Tommy Taylor
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Jeanne De Casalis
Mrs. Pilkington
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Henry Hewitt
Prof. Pilkington
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John Laurie
McNab
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James Hayter
Hans
- Brian Fitzpatrick Digby
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Harold Warrender
Pilot's Mate
- Eric Clavering Bartender
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John Glyn-Jones
Best Man
- Julian Vedey Resident of Tangier
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John Wengraf
German Captain
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Manning Whiley
German Commdr.
- Victor Fairley German Petty Officer
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Robert Rendel
British Captain
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Allan Jeayes
British Commdr.
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Alec Clunes
British Pilot
- Derek Elphinstone British Observer
- Jonny Bloor Minor Role (uncredited)
- Harold Coyne Sailor (uncredited)
- E. V. H. Emmett Newsreel Commentator (voice)
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Danny Green
Nightclub Bouncer (uncredited)
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Bryan Herbert
Petty Officer on HMS Ferocious (uncredited)
- Olaf Olsen Minor Role (uncredited)
- Tao Porchon Minor Role (uncredited)
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Johnnie Schofield
Officer Reading Heliograph Message (uncredited)