| Person | Type | Job | Role(s) |
|---|---|---|---|
 A.J. Cronin | Crew | Writing | Novel |
Austin Dempster | Crew | Camera | Camera Operator |
Christopher Challis | Crew | Camera | Director of Photography |
 Earl St. John | Crew | Production | Executive Producer |
Gordon K. McCallum | Crew | Sound | Sound Recordist |
Harold Orton | Crew | Directing | Assistant Director |
Harry Miller | Crew | Sound | Sound Editor |
Iris Tilley | Crew | Costume & Make-Up | Hairstylist |
 John Bryan | Crew | Writing | Writer, Producer |
John Veale | Crew | Sound | Original Music Composer |
John W. Mitchell | Crew | Sound | Sound Recordist |
Lesley Storm | Crew | Writing | Screenplay |
Margaret Furse | Crew | Costume & Make-Up | Costume Design |
Maurice Carter | Crew | Art | Production Design |
Mike Fox | Crew | Camera | Clapper Loader |
Muir Mathieson | Crew | Sound | Conductor |
Peter Manley | Crew | Production | Production Manager |
Philip Leacock | Crew | Directing | Director |
Reginald Mills | Crew | Editing | Editor |
W.T. Partleton | Crew | Costume & Make-Up | Makeup Artist |
Joan Davis | Crew | Directing | Continuity |
Jean Osborne | Crew | Crew | Unit Publicist |
Stanley Hosgood | Crew | Directing | Assistant Director |
Charles Hammond | Crew | Directing | Second Assistant Director |
Betty Knight | Crew | Costume & Make-Up | Wardrobe Master |
 Bernard Lee | Cast | Actor | Leighton Bailey |
 Cyril Cusack | Cast | Actor | Garcia |
David Lander | Cast | Actor | Policeman |
 Dirk Bogarde | Cast | Actor | Jose |
 Geoffrey Keen | Cast | Actor | Dr Harvey |
Harold Scott | Cast | Actor | Pedro |
 Ina De La Haye | Cast | Actress | Jose's Mother |
 Jon Whiteley | Cast | Actor | Nicholas Brande |
 Josephine Griffin | Cast | Actress | Carol Burton |
 Lyndon Brook | Cast | Actor | Robert Burton |
Mandy Harper | Cast | Actress | Louisa (uncredited) |
 Maureen Swanson | Cast | Actress | Maria |
 Maurice Denham | Cast | Actor | Pedro (voice) (uncredited) |
 Michael Bates | Cast | Actor | Consular Official (uncredited) |
 Michael Hordern | Cast | Actor | Harrington Brande |
Richard Molinas | Cast | Actor | Police Escort |
 Rosalie Crutchley | Cast | Actress | Magdalena |
 Jack Stewart | Cast | Actor | Police Escort |
Susan Lyall Grant | Cast | Maid | |
| Person | Type | Job | Role(s) |
