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Jack Hedley as Jim Mathews |
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Jacqueline Ellis as Marion Parker |
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Patrick Magee as Ben Black |
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Richard Warner as Mr. Crabtree |
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Larry Martyn as Clive Parker |
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Derek Francis as R. R. Harris |
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Austin Trevor as Col. Warburton |
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Harry Locke as Mr. Burnside |
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George Tovey as Wally Sanders |
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Hilda Barry as Mrs. Sanders |
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Howard Pays as Freddie |
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Larry Taylor as Reilly |
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Harold Goodwin as Floyd |
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Douglas Bradley-Smith as Mr. Carter |
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George Hilsdon as Jack |
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Tenniel Evans as Doctor |
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Fanny Carby as Charwoman |
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Stanley Morgan as Police Sergeant |
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Astor Sklair as Police Officer |
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Kenneth Midwood as Police Officer |
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Freddie Fowler as Jockey's Valet |
| Directing | Robert Tronson | Director |
| Writing | Lukas Heller | Screenplay |
| Writing | Edgar Wallace | Novel |
| Production | Jack Greenwood | Producer |
| Production | Jim O'Connolly | Associate Producer |
| Sound | Bernard Ebbinghouse | Original Music Composer |
| Camera | Bert Mason | Director of Photography |
| Editing | Derek Holding | Editor |
| Production | Ronnie Curtis | Casting |
| Art | Peter Mullins | Art Direction |
| Costume & Make-Up | Hilda Fox | Hairdresser |
| Costume & Make-Up | Aldo Manganaro | Makeup Artist |
| Directing | Ted Lewis | Assistant Director |
| Sound | Ronald Abbott | Sound Recordist |
| Sound | Roy Norman | Sound Editor |
| Sound | Sidney Rider | Sound Recordist |
| Camera | Herbert Smith | Camera Operator |
| Directing | Marjorie Owens | Continuity |
