| Person | Type | Job | Role(s) |
|---|---|---|---|
 Gerald Gibbs | Crew | Camera | Director of Photography |
Jack Slade | Crew | Editing | Editor |
John Earl | Crew | Art | Art Direction |
 Sidney J. Furie | Crew | Directing | Director |
Stuart Douglass | Crew | Writing | Writer |
 Allan Cuthbertson | Cast | Actor | Randolph St. John |
 Betty Marsden | Cast | Actress | Mrs. Herne |
 Brian Weske | Cast | Actor | Club Announcer (uncredited) |
 Carol White | Cast | Actress | Evelyn May |
 Charles Morgan | Cast | Actor | Samuel Wallace |
 Colin Gordon | Cast | Actor | Gordon Percy Lonsdale |
 David Lodge | Cast | Actor | Mr. Herne |
 Dudley Sutton | Cast | Actor | Stanley Herbert "Stan" Coulter |
 Felix Aylmer | Cast | Actor | Judge |
 George Moon | Cast | Actor | Mr. Champneys |
Harold Scott | Cast | Actor | Caldwell |
Hilda Fenemore | Cast | Actress | Mrs. Thompson |
 Ian Wilson | Cast | Actor | (uncredited) |
 Jess Conrad | Cast | Actor | Brian Harold "Barney" Lee |
 Kenneth J. Warren | Cast | Actor | George Henry Tanner |
 Kevin Stoney | Cast | Actor | Police Inspector at the Trial (uncredited) |
 Laurence Hardy | Cast | Actor | Patmore |
 Lloyd Lamble | Cast | Actor | Insp. Larner |
 Mavis Villiers | Cast | Actress | Anne Celia Barker |
 Olga Dickie | Cast | Actress | Mrs. Coulter |
 Patrick Magee | Cast | Actor | Mr. Lee |
 Patrick Newell | Cast | Actor | Tom Crowhurst |
 Richard Todd | Cast | Actor | Victor Webster |
 Rita Webb | Cast | Actress | Mrs. Lee |
 Robert Morley | Cast | Actor | Montgomery |
 Ronald Lacey | Cast | Actor | William Henry "Billy" Herne |
 Roy Kinnear | Cast | Actor | Mark Salmon |
 Terry Richards | Cast | Actor | Dance Hall Patron (uncredited) |
Tom Chatto | Cast | Actor | Morris |
Tony Garnett | Cast | Actor | James Alan "Ginger" Thompson |
 Wensley Pithey | Cast | Actor | Mr. Coulter |
 Wilfrid Brambell | Cast | Actor | Norman Albert Brewer |
 Ian Fleming | Cast | Actor | Clerk of the Court (uncredited) |
 Guy Standeven | Cast | Actor | Juror (uncredited) |
| Person | Type | Job | Role(s) |
