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Robert Lang as Adam Crosse |
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Lynn Farleigh as Lydia Crosse |
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John Ronane as Quilter |
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Susan Glanville as Joanne |
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Lindsay Campbell as Stanley Hudson |
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Valerie Lush as Dorothy Hudson |
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Simon Merrick as Det. Chief Insp. Schofield |
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Leslie Schofield as Det. Sgt. Roberts |
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Roy Evans as Postman |
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Gina Manicom as Telephone Operator |
| Directing | Raymond Menmuir | Director |
| Writing | Brian Hayles | Writer |
| Writing | Angus Hall | Novel |
| Production | Alan Bromly | Producer |
| Sound | Roger Roger | Theme Song Performance |
| Writing | Roger Parkes | Script Editor |
| Art | John Stout | Production Design |
| Costume & Make-Up | Christine Rawlins | Costume Designer |
| Costume & Make-Up | Lyn De Winne | Makeup Artist |
| Art | Charles McGhie | Graphic Designer |
| Sound | John Staple | Sound |
| Visual Effects | Peter Day | Visual Effects |
