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Jon Pertwee as The Doctor |
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Katy Manning as Jo Grant |
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Paul Whitsun-Jones as Marshal |
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James Mellor as Varan |
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Garrick Hagon as Ky |
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Christopher Coll as Stubbs |
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George Pravda as Jaeger |
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John Hollis as Sondergaard |
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Rick James as Cotton |
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John Scott Martin as Mutt |
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Geoffrey Palmer as Administrator |
| Production | Barry Letts | Producer |
| Directing | Christopher Barry | Director |
| Writing | Dave Martin | Writer |
| Writing | Bob Baker | Writer |
| Sound | Delia Derbyshire | Theme Song Performance |
| Sound | Tristram Cary | Original Music Composer |
| Lighting | Frank Cresswell | Lighting Director |
| Costume & Make-Up | James Acheson | Costume Design |
| Art | Jeremy Bear | Production Design |
| Crew | Terry Walsh | Fight Choreographer |
| Camera | Fred Hamilton | Camera Operator |
| Editing | Dave King | Editor |
| Sound | Dick Manton | Sound |
| Costume & Make-Up | Joan Barrett | Makeup Artist |
| Crew | Dick Mills | Special Sound Effects |
| Writing | Terrance Dicks | Script Editor |
| Sound | Tony Millier | Sound |
| Visual Effects | John Horton | Visual Effects |
| Production | Fiona Cumming | Production Assistant |
| Production | Chris D'Oyly-John | Production Assistant |
