Directed by
| Gerard Glaister | ||
Writing Credits
| Philip Mackie | ... | (screenplay) |
| Edgar Wallace | ... | (novel) (uncredited) |
Cast (in credits order) complete, awaiting verification
| Bernard Lee | ... | Det. Supt. Meredith | |
| Alexander Knox | ... | Colonel Calderwood | |
| Moira Redmond | ... | Diana Marsh | |
| William Russell | ... | Mike Stafford | |
| Richard Vernon | ... | John Crewe | |
| Richard Warner | ... | Mark Speller | |
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John Gabriel | ... | Monet |
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Jack Rodney | ... | Gregory |
| Stanley Morgan | ... | Det. Sgt. Anson | |
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Robert Percival | ... | Mr. Britton (as Robert Perceval) |
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Ann Harriman | ... | Receptionist |
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Julie Shearing | ... | Judy |
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Fanny Carby | ... | Mrs. Wall |
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Ian Hamilton | ... | Waiter |
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Walter Horsbrugh | ... | Registrar |
| Rest of cast listed alphabetically: | |||
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Joe Wadham | ... | Detective (uncredited) |
Produced by
| Jack Greenwood | ... | producer |
Music by
| Bernard Ebbinghouse | ||
Cinematography by
| Bert Mason | ... | director of photography |
Editing by
| Bernard Gribble | ||
Casting By
| Ronnie Curtis | ... | (as Ronald Curtis) |
Art Direction by
| Peter Mullins | ||
Makeup Department
| Hilda Fox | ... | hairdresser |
| Aldo Manganaro | ... | makeup artist |
Production Management
| Joe Levy | ... | production manager |
Second Unit Director or Assistant Director
| Ted Lewis | ... | assistant director |
| Al Burgess | ... | second assistant director (uncredited) |
Sound Department
| Ronald Abbott | ... | sound recordist |
| Sidney Rider | ... | sound recordist |
| Allan Sones | ... | sound editor |
Camera and Electrical Department
| Herbert Smith | ... | camera operator |
| Alan Rowland | ... | focus puller (uncredited) |
Costume and Wardrobe Department
| Eileen Welch | ... | wardrobe |
Editorial Department
| Kenneth F. Rowles | ... | assistant editor (uncredited) |
Music Department
| Michael Carr | ... | composer: theme "Man of Mystery" |
| Bernard Ebbinghouse | ... | conductor / musical director |
Script and Continuity Department
| Marjorie Owens | ... | continuity |
Additional Crew
| Nat Cohen | ... | presenter: implied |
| Stuart Levy | ... | presenter: implied |
