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Philip Guard as Robert Matthews |
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Jack Watling as Bill Hollies |
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Ursula Howells as Maureen Dartington |
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Terence Alexander as Maurice Crampton |
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Raymond Huntley as Prof. Brander |
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Eileen Moore as Joan Whitwell |
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Myrtle Reed as Doris |
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Carl Bernard as Mr. Wheatfield |
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Jack Howarth as Harry Wall |
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Peter Cushing as Simpson |
| Directing | Stephen Harrison | Director |
| Production | Stephen Harrison | Producer |
| Writing | Nigel Kneale | Writer |
| Writing | George F. Kerr | Writer |
| Writing | Charles Irving | Writer |
| Art | Frederick Knapman | Set Designer |
