| Person | Type | Job | Role(s) |
|---|---|---|---|
 Arthur Graham | Crew | Camera | Camera Operator |
Bill Beavis | Crew | Crew | Scenic Artist |
Gordon Scott | Crew | Directing | Assistant Director |
H.L. Bird | Crew | Sound | Sound Recordist |
Ivan King | Crew | Art | Art Direction |
Jack Davies | Crew | Writing | Original Story, Screenplay |
Louis Levy | Crew | Sound | Music Director |
 Mario Zampi | Crew | Directing | Director, Producer |
Michael Pertwee | Crew | Writing | Original Story, Screenplay |
Nora Roberts | Crew | Production | Casting Director |
Olga Lehmann | Crew | Art | Opening Title Sequence |
Robert Lennard | Crew | Production | Casting Director |
 Stanley Black | Crew | Sound | Conductor, Music |
William McLeod | Crew | Camera | Director of Photography |
Polly Young | Crew | Costume & Make-Up | Hairstylist |
Giulio Zampi | Crew | Editing | Editor |
Victor Peck | Crew | Production | Production Manager |
Kenneth McKay | Crew | Costume & Make-Up | Makeup Artist |
June Faithfull | Crew | Directing | Continuity |
Harold King | Crew | Sound | Recording Supervision |
 A.E. Matthews | Cast | Actor | Sir Charles Robson |
 Alastair Sim | Cast | Actor | Deniston Russell |
 Anthony Steel | Cast | Actor | Roger Godfrey |
 Arthur Howard | Cast | Actor | Businessman on Train (uncredited) |
 Audrey Hepburn | Cast | Actress | Cigarette Girl |
 Avice Landone | Cast | Actress | Shopper at Swan & Edgar (uncredited) |
 Beatrice Campbell | Cast | Actress | Lucille Grayson |
Charles Saynor | Cast | Policeman in Court (uncredited) | |
 Charlotte Mitchell | Cast | Actress | Ethel |
 Christine Silver | Cast | Actress | Mrs. Goodwin (uncredited) |
 Colin Gordon | Cast | Actor | Station Constable |
 Eleanor Summerfield | Cast | Actress | Sheila Wilcott |
 Ernest Thesiger | Cast | Actor | Endicott |
 Fay Compton | Cast | Actress | Agnes Russell |
Frank Hawkins | Cast | Actor | Store Detective (uncredited) |
 George Cole | Cast | Actor | Herbert Russell |
George Crawford | Cast | Bailiff (uncredited) | |
 Hugh Griffith | Cast | Actor | Henry Russell |
Ian Colin | Cast | Actor | Bank Robber (uncredited) |
John Boxer | Cast | Actor | Constable Charles Baker (uncredited) |
 John Laurie | Cast | Actor | Gordon Webb |
 John Sharp | Cast | Actor | Constable Cafferty (uncredited) |
 Joyce Grenfell | Cast | Actress | Elizabeth Robson |
 Leslie Dwyer | Cast | Actor | Police Sergeant |
Lyn Evans | Cast | Actor | Jailer (uncredited) |
 Mackenzie Ward | Cast | Benson | |
 Martin Boddey | Cast | Actor | Store Shopwalker |
 Mary Germaine | Cast | Actress | Susan Heath |
Michael Pertwee | Cast | Actor | Stewart |
Ned Lynch | Cast | Pedestrian (uncredited) | |
 Noel Howlett | Cast | Actor | Clerk of the Court |
Robert Gregory | Cast | Shopper at Swan & Edgar (uncredited) | |
 Ronald Adam | Cast | Actor | Bank Manager |
 Sebastian Cabot | Cast | Actor | Card Player (uncredited) |
 Veronica Hurst | Cast | Actress | Joan Webb |
Paul Beradi | Cast | Actor | Club Patron (uncredited) |
 Guy Middleton | Cast | Actor | Simon Russell |
 Douglas Muir | Cast | Actor | Card Player (uncredited) |
 Ian Fleming | Cast | Actor | Doctor (uncredited) |
 Toke Townley | Cast | Actor | Pickpocket (uncredited) |
Scott Harrold | Cast | Actor | 2nd Clerk of the Court (uncredited) |
 Victor Harrington | Cast | Actor | Shopper in Swan & Edgar (uncredited) |
John Warren | Cast | Actor | Card Player (uncredited) |
Jack Arrow | Cast | Policeman in Court (uncredited) | |
Ivan Craig | Cast | Actor | Card Player (uncredited) |
Grace Denbeigh-Russell | Cast | Actress | Nurse (uncredited) |
Jack Sharp | Cast | Actor | Taxi Driver (uncredited) |
Louis Matto | Cast | Club Barman (uncredited) | |
Frederick Kelsey | Cast | Henry’s Butler (uncredited) | |
 Emile Stemmler | Cast | Actor | Club Maitre d’ (uncredited) |
Pat Hagan | Cast | Police Sergeant in Court (uncredited) | |
Laurence Hepworth | Cast | Shopper (uncredited) | |
| Person | Type | Job | Role(s) |
