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Ronald Howard as Bob Jenson |
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Carol Marsh as Kathy Riddle |
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Ian Fleming as Sir Thomas Riddle |
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Catherina Ferraz as Anna |
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Brian Nissen as Derek |
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Robert Dorning as Beckett |
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Stuart Saunders as Curran |
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Colin Tapley as Inspector |
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Kenneth Edwards as Butler |
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Howard Lang as Police Sergeant |
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Gordon Boyd as Constable |
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Diana Chesney as Party Woman |
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Graham Ashley as Warder |
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George Holdcroft as Party Guest (uncredited) |
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Guy Standeven as Party Guest (uncredited) |
| Directing | Montgomery Tully | Director |
| Writing | Mark Grantham | Story |
| Production | Edward J. Danziger | Producer |
| Production | John Draper | Production Manager |
| Sound | Albert Elms | Original Music Composer |
| Sound | W. Anson Howell | Recording Supervision |
| Sound | John Smith | Sound Editor |
| Editing | Lee Doig | Editor |
| Crew | James Wilson | Cinematography |
| Costume & Make-Up | Rene Coke | Wardrobe Assistant |
| Directing | Leonora Hail | Continuity |
| Production | Harry Lee Danziger | Producer |
| Camera | John Winbolt | Camera Operator |
| Costume & Make-Up | Aldo Manganaro | Makeup Artist |
| Directing | Geoffrey Helman | Assistant Director |
| Art | Norman G. Arnold | Art Direction |
