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Ray Milland as Alan Howard |
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Ellen Drew as Diana Lake |
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Janine Darcey as Jacqueline Maingot |
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David Tree as Chris Neilan |
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Roland Culver as Cmdr. Bill Rogers |
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Guy Middleton as Brian Curtis |
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Kenneth Morgan as Kenneth Lake |
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Margaret Yarde as Marianne |
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Toni Gable as Chi-Chi |
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Jim Gérald as Professor Maingot |
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Mantovani as Himself - Orchestra Leader |
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Stella Roberts as Herself - Vocalist, Mantovani Orchestra |
| Directing | Anthony Asquith | Director |
| Writing | Ian Dalrymple | Writer |
| Writing | Terence Rattigan | Writer |
| Writing | Anatole de Grunwald | Writer |
| Production | Mario Zampi | Producer |
| Editing | David Lean | Editor |
| Art | Paul Sheriff | Art Direction |
| Camera | Bernard Knowles | Director of Photography |
