| Person | Type | Job | Role(s) |
|---|---|---|---|
 Anthony Mendleson | Crew | Costume & Make-Up | Costume Designer |
Barbara Barnard | Crew | Costume & Make-Up | Hairstylist |
Benjamin Frankel | Crew | Sound | Music, Original Music Composer |
Carlo Lastricati | Crew | Production | Location Assistant |
 Charles Crichton | Crew | Directing | Director |
 Douglas Slocombe | Crew | Crew | Cinematography, Director of Photography |
Harry Frampton | Crew | Costume & Make-Up | Makeup Artist |
 Harry Kurnitz | Crew | Writing | Screenplay |
Monja Danischewsky | Crew | Production | Producer, Writer |
Norman Priggen | Crew | Directing | Assistant Director |
 Seth Holt | Crew | Editing | Editor |
Tom Morahan | Crew | Production | Production Designer |
Stephen Dalby | Crew | Sound | Sound Supervisor |
Arthur Bradburn | Crew | Sound | Sound Recordist |
Dock Mathieson | Crew | Sound | Music Director |
Jack Rix | Crew | Production | Unit Production Manager |
Jeff Seaholme | Crew | Camera | Camera Operator |
Geoffrey Dickinson | Crew | Crew | Special Effects |
Felicia Manheim | Crew | Directing | Continuity |
Hal Mason | Crew | Production | Production Supervisor |
Harry Wilton | Crew | Costume & Make-Up | Makeup Artist |
 Anne Vernon | Cast | Actress | Sally |
 Charles Victor | Cast | Actor | Jennings |
 David Niven | Cast | Actor | Rex Allerton |
 Felix Aylmer | Cast | Actor | Winant |
 Gordon Jackson | Cast | Actor | Ralph |
 Hattie Jacques | Cast | Actress | Chambermaid (uncredited) |
 Herbert Lom | Cast | Actor | André Amico |
 Hugh McDermott | Cast | Actor | Rodney Wheeler |
 Humphrey Bogart | Cast | Actor | Self (uncredited) |
John Chandos | Cast | Actor | Gulliver Kee |
 June Clyde | Cast | Actress | Viola |
 Peggy Cummins | Cast | Actress | Sally |
 Sebastian Cabot | Cast | Actor | Suarez |
 Stanley Maxted | Cast | Actor | Oliver Stanton |
 Theodore Bikel | Cast | Actor | Parsimonious |
 Eugene Deckers | Cast | Actor | Vernet |
Nelly Arno | Cast | Russian Woman | |
Michael Alexander | Cast | Actor | Minor Role (uncredited) |
| Person | Type | Job | Role(s) |
