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Peter Williams as Charles |
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Petra Davies as Kathy |
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Ursula Howells as Louise |
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Ronald Adam as Sir John Fawcett |
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Bernard Archard as Duke |
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Stratford Johns as Bates |
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Peter Howell as Carlton |
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Walter Brown as Mark Richards |
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Piers Keelan as Brockton |
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Peter Bathurst as Police Doctor |
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Aubrey Morris as Hotel Receptionist |
| Writing | Roger Marshall | Screenplay |
| Writing | Paul Winterton | Novel |
| Production | E.M. Smedley-Aston | Producer |
| Sound | Wilfred Josephs | Music |
| Crew | Ken Hodges | Cinematography |
| Directing | Robert Lynn | Director |
