| Leslie Banks | Lawrence |
| Edna Best | Jill |
| Peter Lorre | Abbott |
| Frank Vosper | Ramon |
| Hugh Wakefield | Clive |
| Nova Pilbeam | Betty Lawrence |
| Pierre Fresnay | Louis |
| Cicely Oates | Nurse Agnes |
| D.A. Clarke-Smith | Binstead |
| George Curzon | Gibson |
| Director | Alfred Hitchcock |
| Producer | Ivor Montagu; Michael Balcon |
| Writer | Charles Bennett; D.B. Wyndham-Lewis |
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