| Herbert Marshall | Sir John Menier |
| Norah Baring | Diana Baring |
| Phyllis Konstam | Doucie Markham |
| Edward Chapman | Ted Markham |
| Miles Mander | Gordon Druce |
| Esme Percy | Handel Fane |
| Donald Calthrop | Ion Stewart |
| Esme V. Chaplin | Prosecuting Counsel |
| Amy Brandon Thomas | Defending Counsel |
| Joynson Powell | Judge |
| Director | Alfred Hitchcock |
| Producer | John Maxwell |
| Writer | Clemence Dane; Helen Simpson |
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