| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alex Vetchinsky | Crew | Art | Art Direction |
B. C. Sewell | Crew | Sound | Sound Supervisor |
 Carol Reed | Crew | Directing | Director |
Charles Williams | Crew | Sound | Original Music Composer |
Edward Black | Crew | Production | Producer |
Louis Levy | Crew | Sound | Original Music Composer, Music Director |
Maurice Ostrer | Crew | Production | Production Manager |
 Otto Kanturek | Crew | Camera | Director of Photography |
R. E. Dearing | Crew | Editing | Editor |
 Sidney Gilliat | Crew | Writing | Screenplay |
Sydney Wiles | Crew | Sound | Sound Recordist |
Roy Vickers | Crew | Writing | Novel |
Michael Gordon | Crew | Editing | Editorial Services |
Arthur Denton | Cast | Actor | Ticket Collector (Uncredited) |
 Barry K. Barnes | Cast | Actor | Stephen Farringdon |
 Basil Radford | Cast | Actor | Doctor Threadgrove |
 Betty Jardine | Cast | Actress | Elsie |
 Bryan Herbert | Cast | Witness (Uncredited) | |
 Charles Paton | Cast | Actor | Chemist (Uncredited) |
 Edward Rigby | Cast | Actor | Hospital Secretary (Uncredited) |
 Emlyn Williams | Cast | Actor | Tracy |
 Felix Aylmer | Cast | Actor | Prosecuting Counsel |
 Gordon McLeod | Cast | Chief Inspector (Uncredited) | |
 Irene Handl | Cast | Actress | Gertrude Mary Blaker |
 Jack Raine | Cast | Actor | Detective Smith (Uncredited) |
James Knight | Cast | Actor | Traffic Policeman (Uncredited) |
 Jerry Verno | Cast | Actor | Charlie, Prisoner in Police Car (Uncredited) |
 Kathleen Harrison | Cast | Actress | Cook |
 Leo Genn | Cast | Actor | Prosecuting Counsel (Uncredited) |
 Margaret Lockwood | Cast | Actress | Anne Graham |
 Margaretta Scott | Cast | Actress | Judith Bentley |
Mark Daly | Cast | Actor | Taxi Driver (Uncredited) |
 Mervyn Johns | Cast | Actor | James Fetherwood |
 Michael Hordern | Cast | Actor | Assistant Prosecuting Counsel (Uncredited) |
 Roddy Hughes | Cast | Actor | Doctor (Uncredited) |
 Roger Livesey | Cast | Actor | Bill Maher |
 Roland Culver | Cast | Actor | Police Inspector (Uncredited) |
 Wyndham Goldie | Cast | Actor | Edward Bentley |
| Person | Type | Job | Role(s) |
