5.7
100 min
Arriving on Space Station Nerva in its distant past, the Doctor, Sarah and Harry find its crew threatened by a mysterious plague. Discovering that things are not as they seem, they uncover a Cyberman plot to destroy Voga, planet of gold.
| Name | Character | Team | |
|---|---|---|---|
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Tom Baker | Doctor Who | Unowned |
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Elisabeth Sladen | Sarah Jane Smith | Unowned |
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Ian Marter | Harry Sullivan | Unowned |
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Ronald Leigh-Hunt | Commander Stevenson | Unowned |
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William Marlowe | Lester | Unowned |
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Kevin Stoney | Tyrum | Unowned |
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David Collings | Vorus | Unowned |
| Alec Wallis | Warner | Unowned | |
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Michael Wisher | Magrik | Unowned |
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Christopher Robbie | Cyber-Leader | Unowned |
| Melville Jones | First Cyberman | Unowned | |
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Brian Grellis | Seprah | Unowned |