Directed by
| Maurice Elvey | ||
Writing Credits (in alphabetical order)
| Gerald Anstruther | ... | (play) |
| Gerald Anstruther | ... | (screenplay) |
| David Evans | ||
Cast (in credits order) complete, awaiting verification
| Sonia Dresdel | ... | Steffy Millington | |
| Guy Middleton | ... | Inspector Mallory | |
| Hubert Gregg | ... | Jack Kurton | |
| Colin Gordon | ... | Bill Millington | |
| Karel Stepanek | ... | Richard Carling | |
| Eleanor Summerfield | ... | Vera Kurton | |
| John Slater | ... | James Oliver | |
 |
Michael Martin Harvey | ... | Hewson (as Michael Martin-Harvey) |
| Cyril Smith | ... | Detective Horton | |
| Rest of cast listed alphabetically: | |||
|
|
John Adams | ... | Doorman (uncredited) |
|
|
Arthur Denton | ... | Dr. Venner (uncredited) |
|
|
David Keir | ... | Horobin (uncredited) |
Produced by
| Ernest Gartside | ... | producer |
Cinematography by
| Stephen Dade | ... | director of photography |
Editing by
| Helen Wiggins | ||
Art Direction by
| George Haslam | ||
Costume Design by
| Herbert Sidon | ... | (dresses: Sonia Dresdel) |
Makeup Department
| Aldo Manganaro | ... | makeup artist |
| Betty Sherriff | ... | hair stylist |
Second Unit Director or Assistant Director
| Kenneth K. Rick | ... | assistant director |
Sound Department
| George Adams | ... | sound recordist |
| Richard A. Smith | ... | sound engineer |
Camera and Electrical Department
| Moray Grant | ... | camera operator |
Costume and Wardrobe Department
| Elsie Curtis | ... | wardrobe (uncredited) |
Music Department
| Leighton Lucas | ... | musical director |
Script and Continuity Department
| Betty Harley | ... | continuity |
