Writing Credits (in alphabetical order)
| A.E.W. Mason | ... | (novel) |
| Gilbert Thomas | ... | (television adaptation) |
Cast
| John Arnatt | ... | Harry Wethermill | |
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Sheila Beckett | ||
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Nicolette Bernard | ... | Helene Vauquier |
| Robert Cawdron | ... | Servettaz | |
| Erik Chitty | ... | Julius Ricardo | |
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George De Warfaz | ... | M. Besnard |
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Selma Vaz Dias | ... | Madame Dauvray |
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Olga Edwardes | ... | Celia Harland |
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Anthony Holles | ... | M. Hanaud (as Antony Holles) |
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George Holst | ||
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Helen Misener | ... | Marthe Gobin |
| Ambrosine Phillpotts | ... | Adele Rossignol | |
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Ethel Ramsey | ... | (as Ethel Ramsay) |
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Peter Raymonde | ||
| Patrick Troughton | |||
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Percy Walsh | ... | M. Lemerre |
| David Ward | ... | Sgt. Perrichet | |
Produced by
| Ian Atkins | ... | producer |
Art Department
| James Bould | ... | settings by |