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Dirk Bogarde as Lieutenant Graham |
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Denholm Elliott as Sergeant Corcoran |
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Eric Pohlmann as Captain Papadapoulos |
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Akim Tamiroff as Captain George One |
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Harold Siddons as Lieutenant Stevens |
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William Russell as Lieutenant Poole |
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Sam Kydd as Marine Boyd |
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Gérard Oury as Captain George Two |
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David Peel as Sergeant Evans |
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Michael Mellinger as Toplis |
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Alec Mango as Patroklis |
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Anthea Leigh as Marika |
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Lisa Gastoni as George Two's Girlfriend |
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Kay Callard as Nightclub Singer |
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Eileen Way as Greek Woman |
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Peter Burton as Marine Barrett (uncredited) |
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Ernest Bale as Submarine Executive Officer (uncredited) |
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Christopher Rhodes as German Officer (uncredited) |
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Robert Rietti as Italian Officer (uncredited) |
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Peter Taylor as German Officer (uncredited) |
| Camera | Wilkie Cooper | Director of Photography |
| Writing | Robert Westerby | Screenplay |
| Directing | Lewis Milestone | Director |
| Production | Maxwell Setton | Producer |
| Editing | Vladimir Sagovsky | Editor |
| Production | Aubrey Baring | Producer |
| Sound | Robert Gill | Original Music Composer |
