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Colin Baker as The Doctor |
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Nicola Bryant as Peri Brown |
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Maurice Denham as Edgeworth |
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Edwin Richfield as Mestor |
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Kevin McNally as Hugo Lang |
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Dennis Chinnery as Sylvest |
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Gavin Conrad as Romulus |
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Andrew Conrad as Remus |
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Seymour Green as Chamberlain |
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Oliver Smith as Drak |
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Barry Stanton as Noma |
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Dione Inman as Elena |
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Helen Blatch as Fabian |
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Roger Nott as Prisoner |
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John Wilson as Jacondan Guard |
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Graham Cole as Jacondan |
| Writing | Anthony Steven | Writer |
| Directing | Peter Moffatt | Director |
| Production | John Nathan-Turner | Producer |
| Sound | Malcolm Clarke | Original Music Composer |
| Sound | Peter Howell | Theme Song Performance |
| Writing | Eric Saward | Script Editor |
| Art | Valerie Warrender | Production Design |
| Costume & Make-Up | Pat Godfrey | Costume Design |
| Editing | Ian McKendrick | Editor |
| Editing | Hugh Parson | Editor |
| Sound | Scott Talbott | Sound |
| Sound | Malcolm Campbell | Sound |
| Crew | Dick Mills | Special Sound Effects |
| Lighting | Don Babbage | Lighting Director |
