The Nucleus has escaped the Doctor's body and grown to human size. Its plans to spawn and infect the whole galaxy are nearing fruition. And it looks like K-9 has a new master…
- Drama
- Year 1977
- 21 min
The series bids farewell to its Gothic era and lightens its touch with a return to deep space, and the introduction of K-9. But switch the lights off for the first one. On a remote lighthouse, the Doctor, and Leela find themselves at the mercy of a killer!
- Year: 1977
