Last updated 24 March 2024


Part Two

Series Episode Number: 630

World Premiere: Sat 26 Jan 1985 - 5:21pm GMT [BBC One] (United Kingdom)
Running Time: 44 minutes 43 seconds

7.00 Million (UK)

Appreciation Index: 65 (UK)

Chart Position: 108 () (UK)

Recorded on Wed 01 Aug 1984 in Television Centre 6
BBC Genome Project: see entry



As Peri and Areta begin to transform into a bird and a reptile, the Doctor faces Sil, who has negotiated mining rights on Varos, depriving the Time Lord of what he needs