S15·E5 The Invisible Enemy (1)
Synopsis
Deep space, 5000AD. An Earth supply shuttle is infected by a strange sentient space-borne virus, which quickly spreads to the crew of the refuelling station on the moon Titan. Even worse, the Doctor himself falls victim. But why is Leela immune, and what is the virus's ultimate goal?
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Frequently Asked Questions
When did Season 15 Episode 5 of Doctor Who air?
Season 15, Episode 5 ('The Invisible Enemy (1)') originally aired on October 1, 1977.
How long is Season 15 Episode 5 ('The Invisible Enemy (1)')?
The runtime for this episode is approximately 25 minutes.
What happens in Doctor Who Season 15 Episode 5?
Deep space, 5000AD. An Earth supply shuttle is infected by a strange sentient space-borne virus, which quickly spreads to the crew of the refuelling station on the moon Titan. Even worse, the Doctor himself falls victim. But why is Leela immune, and what is the virus's ultimate goal?...
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