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Elizabeth Allan as Margaret Hamilton |
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Herbert Lomas as Thomas Knight |
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Hay Petrie as Stephen Neale |
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Barbara Everest as Mrs. Wyatt |
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Olive Sloane as Lily Prudence |
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Philip Friend as Richard Neale KC |
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Harold Anstruther as Sir Denton Hulme |
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Malcolm Morley as Dr. MacFarlane |
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Jean Shepherd as Mary Trelease |
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Charles Stephenson as William Trelease |
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Basil Cunard as Det. Insp. Mullin |
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Richard Coke as King's Head landlord |
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Peter Madren as Journalist |
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Ian Wilson as Jury Member |
| Writing | Michael Barringer | Theatre Play |
| Writing | Francis Trevelyan Miller | Screenplay |
| Directing | Roy Boulting | Director |
| Art | Jack Maxsted | Art Direction |
| Camera | Arthur Elvin | Camera Operator |
| Camera | D.P. Cooper | Director of Photography |
| Editing | Roy Boulting | Editor |
| Editing | Clifford Boote | Assistant Editor |
