As the Vardans finally fully materialise on Gallifrey, the Doctor prepares to spring his trap. But does a more deadly alien force lie behind the Vardans?
- Drama
- Year 1978
- 23 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
