| Person | Type | Job | Role(s) |
|---|---|---|---|
 Benjamin Frankel | Crew | Sound | Music |
Bridget Boland | Crew | Writing | Writer |
Denis O'Dell | Crew | Directing | Assistant Director |
Douglas Peirce | Crew | Production | Production Manager |
 John Hawkesworth | Crew | Art | Art Direction |
 Julie Harris | Crew | Costume & Make-Up | Costume Design |
 Peter Glenville | Crew | Directing | Director |
Reginald H. Wyer | Crew | Camera | Director of Photography |
Sydney Box | Crew | Production | Executive Producer |
Vivian Cox | Crew | Production | Producer |
W.T. Partleton | Crew | Costume & Make-Up | Makeup Artist |
Frederick Wilson | Crew | Editing | Editor |
Phyllis Crocker | Crew | Directing | Continuity |
 Alec Guinness | Cast | Actor | The Cardinal |
Denis Shaw | Cast | Actor | Plainclothesman (uncredited) |
 Gerard Heinz | Cast | Actor | The Doctor |
 Jack Hawkins | Cast | Actor | The Interrogator |
 Jeanette Sterke | Cast | Actress | The Girl |
 Kenneth Griffith | Cast | Actor | The Secretary |
 Mark Dignam | Cast | Actor | The Governor |
 Oscar Quitak | Cast | Actor | Cafe Waiter (uncredited) |
 Percy Herbert | Cast | Actor | Soldier (uncredited) |
 Raymond Huntley | Cast | Actor | The General |
 Ronald Lewis | Cast | Actor | The Guard |
 Wilfrid Lawson | Cast | Actor | The Jailer |
| Person | Type | Job | Role(s) |
