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Richard Attenborough as Thomas Leslie Manning |
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Cathy O'Donnell as Jill Manning |
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Derek Farr as Peter Tanner |
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Ian Hunter as Geoffrey Tanner |
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Maurice Denham as Horace Clifford |
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Bruce Seton as Detective Chief Inspector |
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Lily Kann as Mrs. Adeline Zunz |
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Harry Welchman as Justice Harrington |
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Kynaston Reeves as Munro |
| Directing | Lance Comfort | Director |
| Production | George King | Producer |
| Sound | George Melachrino | Original Music Composer |
| Editing | Francis Bieber | Editor |
| Writing | Jack Roffey | Story |
| Writing | Gordon Harboard | Story |
| Writing | John Baines | Screenplay |
| Camera | Brendan J. Stafford | Director of Photography |
| Directing | Barbara Wainwright | Continuity |
