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Derek Benfield as Tom Clarke |
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Tom Bowman as Sammy |
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Peter Copley as Hull |
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Tommy Eytle as Davis |
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Charles Tingwell as Mark Blaine |
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Peter van Dissel as Earth Blaine |
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Nancie Jackson as Irma Henderson |
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Dalia Penn as Marie Thorne |
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Robert MacLeod as Dr. Cole |
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John Berwyn as Technician |
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Brian Cullingford as Technician |
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Edward Davies as Technician |
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Christopher Denham as Theologian |
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John Gulliver as Technician |
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Tony Handy as Technician |
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Donald Morley as Reject |
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Dee MacDonald as Clerk |
| Directing | Terence Dudley | Director |
| Directing | Philip Dudley | Director |
| Writing | Robert Sheckley | Novel |
| Writing | Jack Pulman | Adaptation |
| Writing | Roger Parkes | Script Editor |
| Production | Alan Bromly | Producer |
| Sound | Norman Kay | Theme Song Performance |
| Art | Peter Seddon | Production Design |
| Costume & Make-Up | Jeanne Richmond | Makeup Artist |
| Crew | John Greenwood | Fight Choreographer |
| Lighting | Gerry Millerson | Lighting Director |
| Camera | Jimmy Court | Camera Operator |
| Camera | Ron Green | Camera Supervisor |
| Costume & Make-Up | Robin Fraser-Paye | Costume Designer |
| Sound | Tristram Cary | Original Music Composer |
