| Person | Type | Job | Role(s) |
|---|---|---|---|
 Aben Kandel | Crew | Writing | Story, Screenplay |
Desmond Dickinson | Crew | Camera | Director of Photography |
Herman Cohen | Crew | Writing | Screenplay, Story, Producer |
 Jim O'Connolly | Crew | Directing | Director |
John Scott | Crew | Sound | Original Music Composer |
Maude Spector | Crew | Production | Casting |
Maurice Pelling | Crew | Art | Art Direction |
Raymond Poulton | Crew | Editing | Editor |
Robert Sterne | Crew | Production | Associate Producer |
Vicki Deason | Crew | Production | Production Secretary |
Ray Hearne | Crew | Camera | Still Photographer |
Jay Hutchinson Scott | Crew | Costume & Make-Up | Costume Design |
 Ambrosine Phillpotts | Cast | Actress | Miss Burrows |
Cyril Kent | Cast | Circus Worker (Uncredited) | |
 Diana Dors | Cast | Actress | Matilda |
 Geoffrey Keen | Cast | Actor | Commissioner Dalby |
 George Claydon | Cast | Actor | Bruno Fontana |
George Lane Cooper | Cast | Actor | Roustabout (Uncredited) |
 Golda Casimir | Cast | Actress | Bearded Lady |
Herman Cohen | Cast | Actor | Circus Audience (Uncredited) |
 Howard Goorney | Cast | Actor | Emil |
 Joan Crawford | Cast | Actress | Monica Rivers |
 Judy Geeson | Cast | Actress | Angela Rivers |
 Marianne Stone | Cast | Actress | Wanda |
 Michael Gough | Cast | Actor | Albert Dorando |
 Milton Reid | Cast | Actor | Strong Man |
 Peter Burton | Cast | Actor | Gustavo |
 Philip Madoc | Cast | Actor | Lazlo |
 Reginald Marsh | Cast | Actor | Sergeant Hutchins |
 Robert Hardy | Cast | Actor | Detective Superintendent Brooks |
 Sydney Tafler | Cast | Actor | Harrison Liston |
Ted Lune | Cast | Actor | Skeleton Man |
Thomas Cimarro | Cast | Gaspar | |
 Ty Hardin | Cast | Actor | Frank Hawkins |
Bill Hibbert | Cast | Actor | Policeman (Uncredited) |
 Bryan Pringle | Cast | Actor | Constable Bradford |
Lewis Alexander | Cast | Circus Audience (Uncredited) | |
Reg Thomason | Cast | Actor | Reporter (Uncredited) |
Fred Wood | Cast | Circus Audience (Uncredited) | |
Robert Rowland | Cast | Big Top Ticket Holder (Uncredited) | |
Arthur Goodman | Cast | Talent Agent (Uncredited) | |
| Person | Type | Job | Role(s) |
