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Lester Matthews as Lt. Col Egerton |
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Kathleen O'Regan as Nora Belmont |
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Dorothy Bartlam as Kay Byrne |
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Jean Cadell as Miss Byrne |
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Donald Calthrop as Sir William Royden |
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Hubert Harben as Rev. Mark Royden |
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Clifford Heatherley as Abdullah |
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Arthur Chesney as Mr. Braddell |
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Jack Raine as Filbert Frayne |
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Garry Marsh as Captain Archer |
| Camera | Ronald Neame | Camera Operator |
| Writing | Dion Titheradge | Adaptation |
| Editing | Bert Bates | Editor |
| Directing | Norman Walker | Director |
| Writing | Arthur Conan Doyle | Novel |
| Camera | Claude Friese-Greene | Director of Photography |
| Production | Norman Walker | Producer |
| Sound | Idris Lewis | Music Director |
