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Austin Trevor as Pierre Santos |
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George Hayes as Henry Otisse |
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Garry Marsh as Geoffrey Luce |
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Brian Buchel as Adam Steele |
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Robert Horton as Sir George Frame |
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Frederick Burtwell as Det. Inspector Grant |
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Kiyoshi Takase as Manservant |
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Claude Horton as Dyson |
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Dorothy Boyd as Dorothy Ayres |
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Marjorie Chard as Lady Groombridge |
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Vera Bogetti as Agnes Judd |
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Dorothy Minto as Lilian Hope |
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Kathleen Harrison as Nurse |
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Aubrey Mallalieu as Doctor |
| Directing | Leslie S. Hiscott | Director |
| Writing | Marten Cumberland | Screenplay |
| Writing | H. Fowler Mear | Adaptation |
| Production | Julius Hagen | Producer |
| Camera | William Luff | Director of Photography |
| Editing | Michael C. Chorlton | Editor |
| Art | James A. Carter | Art Direction |
| Directing | Fred V. Merrick | Assistant Director |
| Sound | Carlisle Mounteney | Recording Supervision |
| Sound | W.L. Trytel | Music Director |
| Costume & Make-Up | Charles | Hairdresser |