Doctor Who (1963): The Invisible Enemy (1)

Doctor Who (1963)

Details

Franchise
Whoniverse
Season
Season 15
Episode
15x05
Air Date
01 October 1977

Overview

Doctor Who season 15, episode 5 — “The Invisible Enemy (1)” (15x05) first aired on 01 October 1977.

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?