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Eric Portman as Fernand Maubert |
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Guy Rolfe as Philippe Lodocq |
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Nadia Gray as Madeleine Saincaize |
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George Cole as Marc, detective |
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Harold Lang as Belfort, the pickpocket |
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Edward Chapman as Minister for War |
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Maurice Denham as Colonel de la Roche |
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John Carol as Jean Louis / Alfred Louis |
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May Hallatt as Monique |
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Arthur Lowe as Town Clerk |
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Sebastian Cabot as Prefect |
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Jeremy Spenser as Jacques |
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Madge Brindley as Jacques' Grandmother |
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Hattie Jacques as Barmaid (uncredited) |
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John Salew as Minister's Secretary |
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James Hayter as Mayor |
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Keith Pyott as Father Pletsier |
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Natasha Sokolova as Nicole Porte |
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Philip Stainton as Café Manager |
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Hal Osmond as Swiss Taxi Driver |
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Alastair Hunter as Watchman at Legation |
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Gerald Andersen as Coding Clerk (uncredited) |
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Andreas Malandrinos as Bank Watchman (uncredited) |
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Charles Paton as Café Schader Waiter (uncredited) |
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Dido Plumb as Blind Beggar (uncredited) |
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Iris Vandeleur as Cleaning Woman (uncredited) |
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Patrick Young as Captain le Maitre |
| Directing | Robert Hamer | Director |
| Writing | Robert Westerby | Screenplay |
| Writing | Robert Westerby | Screenstory |
| Editing | Seth Holt | Editor |
| Production | Aubrey Baring | Producer |
| Sound | Georges Auric | Original Music Composer |
| Camera | Geoffrey Unsworth | Director of Photography |
| Art | Edward Carrick | Art Direction |
| Costume & Make-Up | Ernest Gasser | Makeup Artist |
| Costume & Make-Up | Pearl Orton | Hairstylist |
| Production | E.M. Smedley-Aston | Production Manager |
| Directing | Don Weeks | Assistant Director |
| Sound | Gordon K. McCallum | Sound Mixer |
| Sound | Sydney Wiles | Sound Mixer |
| Camera | Arthur Ibbetson | Camera Operator |
| Costume & Make-Up | Doris Lee | Costume Supervisor |
| Sound | Muir Mathieson | Conductor |
| Directing | Connie Willis | Continuity |
