Season 15 (1977-1978)
The Invisible Enemy
Last Updated 06 May 2013 by Chuck Foster
The Invisible Enemy
Story Number: 93 (4T)
Writer: Bob Baker, Dave Martin
Director: Derrick Goodwin
Starring: : Tom Baker, Louise Jameson, John Leeson, Frederick Jaeger, Michael Sheard
No of Episodes: 4
First Broadcast: Sat 01 Oct 1977 - Sat 22 Oct 1977
Running Time: 93 minutes 12 seconds
Average Audience: 7.92 Million Average AI: 60
The Doctor is consumed by a virus so Professor Marius clones the Doctor and Leela, miniaturises them and injects them into the Doctor's body so that they can fight the infection.
