The Invisible Enemy (3)
Run Time: mins
Air Date: Sat, 15 Oct 1977
Average Rating: ⭐ 7 (4 votes)
BBC One BBC TelevisionSeason 15 - Episode 7
Average Rating: ⭐ 7 (4)
Miniaturised clones of the Doctor and Leela are injected into his brain. But they must now fight the virus on its own level. And its servants are closing in around them.