| Person | Type | Job | Role(s) |
|---|---|---|---|
 Arthur Crabtree | Crew | Directing | Director |
 Harold French | Crew | Directing | Director |
 Ken Annakin | Crew | Directing | Director |
R.C. Sherriff | Crew | Writing | Writer |
Ralph Smart | Crew | Directing | Director |
Ray Elton | Crew | Camera | Director of Photography |
Reginald H. Wyer | Crew | Camera | Director of Photography |
 W. Somerset Maugham | Crew | Writing | Story |
Fred Mannin | Crew | Crew | Scenic Artist |
Eric Cass | Crew | Sound | Boom Operator |
Bernard Lewis | Crew | Camera | Camera Operator |
Angela Baddeley | Cast | Actress | Mrs. Garnet |
 Basil Radford | Cast | Actor | Henry Garnet |
 Bernard Lee | Cast | Actor | Ned Preston, a Prison Visitor |
 Cecil Parker | Cast | Actor | Colonel George Peregrine |
 Claud Allister | Cast | Actor | 1st. Club Man |
 Clive Morton | Cast | Actor | Henry Blane |
 Dirk Bogarde | Cast | Actor | George Bland |
 Ernest Thesiger | Cast | Actor | Henry Dashwood |
 Felix Aylmer | Cast | Actor | Martin |
 Françoise Rosay | Cast | Actress | Lea Makart |
 Frederick Leister | Cast | Actor | Prison Governor |
 George Cole | Cast | Actor | Herbert Sunbury |
 Henry Edwards | Cast | Actor | Duke of Heverel |
 Hermione Baddeley | Cast | Actress | Beatrice Sunbury |
 Honor Blackman | Cast | Actress | Paula |
 Irene Browne | Cast | Actress | Lady Bland |
 Jack Raine | Cast | Actor | Thomas |
 Jack Watling | Cast | Actor | Nicky Garnet |
 James Hayter | Cast | Actor | Foreman of the Jury |
 James Robertson Justice | Cast | Actor | Branksome |
 Linden Travers | Cast | Actress | Daphne |
Lyn Evans | Cast | Actor | Bannock |
 Mai Zetterling | Cast | Actress | Jeanne |
 Maurice Denham | Cast | Actor | Coroner |
 Mervyn Johns | Cast | Actor | Samuel Sunbury |
 Naunton Wayne | Cast | Actor | Leslie |
 Nora Swinburne | Cast | Actress | Mrs. Evie Katherine Peregrine |
 Raymond Lovell | Cast | Actor | Sir Frederick Bland |
 Susan Shaw | Cast | Actress | Betty Baker Sunbury |
W. Somerset Maugham | Cast | Actor | Himself |
 Wilfrid Hyde-White | Cast | Actor | 2nd. Club Man |
 Ian Fleming | Cast | Actor | Ralph |
| Person | Type | Job | Role(s) |
