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Patrick Troughton as The Doctor |
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Frazer Hines as Jamie McCrimmon |
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Deborah Watling as Victoria Waterfield |
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Peter Barkworth as Clent |
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Peter Sallis as Penley |
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Wendy Gifford as Miss Garrett |
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Angus Lennie as Storr |
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Peter Diamond as Davis |
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George Waring as Arden |
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Malcolm Taylor as Walters |
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Roy Skelton as Voice of the Computer |
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Bernard Bresslaw as Varga |
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Roger Jones as Zondal |
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Sonny Caldinez as Turoc |
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Michael Attwell as Isbur |
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Tony Harwood as Rintan |
| Writing | Brian Hayles | Writer |
| Directing | Derek Martinus | Director |
| Writing | Peter Bryant | Script Editor |
| Production | Innes Lloyd | Producer |
| Costume & Make-Up | Sylvia James | Makeup Artist |
| Sound | Dudley Simpson | Original Music Composer |
| Crew | Brian Hodgson | Special Sound Effects |
| Sound | Delia Derbyshire | Theme Song Performance |
