The Invisible Enemy, Part One

Doctor Who (1963): Season 15: Episode 5

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Doctor Who: Season 4 (Trailer 1)
The Invisible Enemy, Part One

Episode Details & Credits

BBC-1 | BBC | Air Date: October 1, 1977
Summary: 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?
Genre(s): Drama, Action & Adventure, Fantasy, Science Fiction

Season 15 Episodes

Seasons & Episodes