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Tom Walls as Sir Duncan Craggs |
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Ralph Lynn as Mr. Raymond Penny |
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Yvonne Arnaud as Louise Craggs |
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Robertson Hare as Mr. Bullock |
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Norma Varden as Mrs. Dulcie Bullock |
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Andrews Engelmann as Count Polotsky |
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Davy Burnaby as Merritt |
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Veronica Rose as Trixie Merritt |
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Stella Moya as Moya |
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Gordon James as Salt Jasper |
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Louis Bradfield as Lacey |
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Fewlass Llewellyn as Pullman |
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Peter Gawthorne as Police Inspector |
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Gordon Begg as |
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Graham Moffatt as Office Boy |
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George Spence as Limehouse Opium Den Denizen |
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George Spence as Limehouse Opium Den Denizen (uncredited) |
| Writing | Ben Travers | Writer |
| Directing | Tom Walls | Director |
| Costume & Make-Up | Marianne | Wardrobe Designer |
| Editing | Alfred Roome | Editor |
| Production | Michael Balcon | Producer |
| Costume & Make-Up | Joe Strassner | Costume Design |
| Art | Alex Vetchinsky | Art Direction |
| Camera | Philip Tannura | Director of Photography |
