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კრისტოფერ ლი as Harry Cooper |
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Ferdy Mayne as Bernard J. Maskell |
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Mercy Haystead as Betty |
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Janet Richards as Susan Cooper |
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Beryl Nesbitt as Mary Freeman |
| Directing | John Fitchen | Director |
| Writing | John Fitchen | Screenplay |
| Writing | Richard Griffith | Story |
| Production | Patrick Young | Producer |
| Editing | Abel Goodman | Editor |
| Crew | Charles Green | Sound Recordist |
| Crew | Joe Noble | Special Effects |
| Camera | S.D. Onions | Director of Photography |
| Camera | Peter Hamilton | Director of Photography |
