Directed by
| Harold French | ||
Writing Credits
| Leon Gordon | ... | (screen play) and |
| Howard Emmett Rogers | ... | (screen play) |
| Philip MacDonald | ... | (novel) |
Cast (in credits order) verified as complete
| Peter Lawford | ... | Nicholas Revel | |
| Dawn Addams | ... | Jane Frensham | |
| Roland Culver | ... | Connor | |
| Derek Bond | ... | Sir Christopher Lenhurst | |
| Leslie Dwyer | ... | Ernie Perker | |
| Michael Hordern | ... | Sir Herbert Frensham | |
| Colin Gordon | ... | MacStreet | |
| Heather Thatcher | ... | Mrs. Chumley Orr | |
 |
Jack McNaughton | ... | Ford |
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Campbell Cotts | ... | Mr. Chumley Orr |
| Fabia Drake | ... | Lady Elmbridge | |
| Michael Goodliffe | ... | Anderson | |
| Moultrie Kelsall | ... | Magistrate of Court | |
| Peter Copley | ... | Cummings | |
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Richard Shaw | ... | The 'Terror' |
| Rest of cast listed alphabetically: | |||
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Jack Arrow | ... | Policeman (uncredited) |
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Rex Garner | ... | Restaurant Waiter (uncredited) |
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Arthur Howard | ... | Butler (uncredited) |
| Sam Kydd | ... | Reporter (uncredited) | |
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Ned Lynch | ... | Waiter at Party (uncredited) |
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Richard Neller | ... | Detective (uncredited) |
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Cecil Paul | ... | Court Clerk (uncredited) |
| Philip Ray | ... | Clerk of the Court (uncredited) | |
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John Robinson | ... | Mr. Pembridge (uncredited) |
Produced by
| Hayes Goetz | ... | producer |
Music by
| John Addison | ||
Cinematography by
| Guy Green | ... | director of photography |
Editing by
| Raymond Poulton | ||
| Robert Watts | ||
Art Direction by
| Alfred Junge | ||
Makeup Department
| Joan Johnstone | ... | hairdresser (uncredited) |
Second Unit Director or Assistant Director
| Roy Parkinson | ... | first assistant director (uncredited) |
| George Pollock | ... | assistant director (uncredited) |
Art Department
| Reg Bream | ... | draughtsman (uncredited) |
| John Jarvis | ... | set dresser (uncredited) |
| Peter Murton | ... | draughtsman (uncredited) |
Sound Department
| A.W. Watkins | ... | recording director |
| John Aldred | ... | dubbing crew (uncredited) |
| Derek Kavanagh | ... | assistant boom operator (uncredited) |
Visual Effects by
| Tom Howard | ... | photographic effects |
Camera and Electrical Department
| Paddy Aherne | ... | clapper loader (uncredited) |
| Cecil Cooney | ... | camera operator (uncredited) |
| Christopher Doll | ... | focus puller (uncredited) |
Editorial Department
| Brian Blamey | ... | second assistant editor (uncredited) |
Music Department
| John Addison | ... | conductor: Royal Philharmonic Orchestra |
| Royal Philharmonic Orchestra | ... | musicians: score |
Script and Continuity Department
| Connie Newton | ... | continuity (uncredited) |
Additional Crew
| Noreen Hipwell | ... | production secretary (uncredited) |
