Season 15 · Episode 5 of 26
Aired Oct 1, 1977
The Invisible Enemy (1)
Sat, Oct 1, 1977
·
23 min
Streaming on Britbox, Tubi TV, AppleTV, Amazon
0 of 26 watched this season
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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Airs
Sat, Oct 1, 1977
23 min
Show
Doctor Who
694 episodes
Episode
S15 · E5
in Doctor Who