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Jean Simmons as Judith |
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David Farrar as Bill |
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James Donald as Alan |
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Herbert Lom as Rahman |
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Bernard Lee as Inspector Grey |
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Harcourt Williams as Dr. Kearn |
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Maria Mauban as Antoinette |
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Grégoire Aslan as Duport |
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Gladys Henson as Waddy |
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Madeleine Lebeau as Marie |
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Léo Ferré as Victor |
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George Benson as Assistant Registrar |
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Martin Boddey as Adams |
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Arthur Hambling as Jenkins |
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Campbell Singer as A Policeman |
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Guy Verney as George |
| Writing | Paul L. Stein | Story |
| Writing | Jack Whittingham | Screenplay |
| Writing | Jack Whittingham | Story |
| Directing | Basil Dearden | Director |
| Production | Michael Balcon | Producer |
| Camera | Douglas Slocombe | Director of Photography |
| Editing | Peter Tanner | Editor |
| Art | Jim Morahan | Art Direction |
| Art | Michael Relph | Production Design |
| Directing | Jean Graham | Script Supervisor |
| Camera | Chic Waterson | Camera Operator |
| Crew | Sydney Pearson | Special Effects |
| Costume & Make-Up | Barbara Barnard | Hairstylist |
| Costume & Make-Up | Harry Frampton | Makeup Artist |
| Costume & Make-Up | Ernest Taylor | Makeup Artist |
| Production | Hal Mason | Production Supervisor |
| Production | Ralph D. Hogg | Unit Production Manager |
| Sound | Stephen Dalby | Sound Supervisor |
| Directing | Harry Kratz | Assistant Director |
| Production | Michael Relph | Associate Producer |
| Sound | Georges Auric | Original Music Composer |
| Sound | Ernest Irving | Conductor |
| Costume & Make-Up | Anthony Mendleson | Costume Designer |
| Sound | Arthur Bradburn | Sound Recordist |
