SYNOPSIS
Nazi spies trick a British naval commander with information, he later learns, picked up at a nightclub/dancing school for sailors.
- James MasonRichard Francis Heritage
- Joyce HowardLaura Verity
- Tom WallsChristopher Child
- Phyllis StanleyLily Bernard
- Edward RigbyMansel
- Ronald WardCarter
- David FarrarCommander Lippinscott
- Karel StepanekRiccardo
- Betty WarrenFay
- Walter CrishamCharlie
- George RobeyPawnbroker
- Ronald ChesneyMax - Mouth Harmonica Player
- Peggy DexterBobby
- Finlay CurrieMerchant Captain
- Brefni O'RorkeDetective Inspector Burrows
- Jeanne De CasalisLady with Dog
- Patricia MedinaMary
- Eric MasonBenson - Illusionist
- Anthony HollesHotel Hairdresser
- Ian FlemingUndetermined Secondary Role
- Kynaston ReevesNaval Officer in Charge of Court Martial
- Herbert LomasVan Driver
- Percy WalshPolice Sergeant
- Terence de MarneyCode Expert
- Elizabeth FlatauUndetermined Secondary Role