Episode 61
Season 13 – Production code 22B1
Written by David Segal.
The newly regenerated Doctor is suddenly attacked by a very powerful psychic energy. His investigation leads to the Andromeda base in New Mexico where he finds a complex of scientists being taken over and a strange meteor seemingly at the centre of it.
Running time 79 minutes
mp3 Part 1 Part 2 Part 3 Part 4
