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Eric Portman as Sir John Dearing KC |
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Anne Crawford as Lady Helen Brasted |
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Hugh Williams as Lord Arthur Brasted |
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Michael Denison as Derek Waterhouse |
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Nora Swinburne as Lady Dearing |
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Raymond Lovell as Frank Mainwaring KC |
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Claire Bloom as Mary Dearing |
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Frank Cellier as The Judge |
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Clive Morton as Mersel |
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Maurice Denham as Johnson |
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Thora Hird as Derek's Charwoman |
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Elspet Gray as Daphne Dearing |
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Cecil Bevan as Morton |
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John Stone as Sir John's Junior |
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Philip Saville as Mainwaring's Junior |
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Martin Benson as Count Stephan Mikla |
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Cyril Chamberlain as Policeman in Park |
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Rosemary Treston as Helen |
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Martin Miller as Mario - Waiter at the Savoy |
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Marcel Poncin as Bertoni |
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Carl Jaffe as Johan Meyer |
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Geoffrey Denton as Foreman of the Jury |
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Noel Howlett as Court Usher |
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Carroll Gibbons as Himself - Orchestra Leader (as Carroll Gibbons and His Orchestra) |
| Costume & Make-Up | Yvonne Caffin | Wardrobe Supervisor |
| Sound | Bernard Grun | Original Music Composer |
| Sound | B. C. Sewell | Sound Director |
| Camera | Ray Elton | Director of Photography |
| Camera | Dudley Lovell | Camera Operator |
| Production | Harold French | Producer |
| Sound | John Hollingsworth | Music Director |
| Costume & Make-Up | Len Garde | Makeup Artist |
| Crew | Fred Gunn | Production Controller |
| Art | Norman G. Arnold | Art Direction |
| Sound | M. Hobbs | Sound Recordist |
| Directing | Alf Keating | Assistant Director |
| Writing | Patrick Hastings | Theatre Play |
| Writing | Muriel Box | Writer |
| Writing | Sydney Box | Writer |
| Editing | Gordon Hales | Editor |
| Directing | Harold French | Director |
| Production | Audrey Monk | Production Secretary |
| Production | Betty E. Box | Executive Producer |
