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


Characters hide uncredited
The DoctorColin Baker
PeriNicola Bryant
GovernorMartin Jarvis
SilNabil Shaban
JondarJason Connery
Chief OfficerForbes Collins
ArakStephen Yardley
EttaSheila Reid
AretaGeraldine Alexander
MaldakOwen Teale
BaxGraham Cull
QuillamNicolas Chagrin
PriestHugh Martin
AttendentAnthony Wellington (uncredited)
AttendentKwabena Monso (uncredited)
AttendentRonnie Cush (uncredited)
BodyDavid Wilde (uncredited)
ExecutionerBob Tarff (uncredited)
Guard (Varos)Les Conrad (uncredited)
Guard (Varos)Peter Garvie-Adams (uncredited)
Guard (Varos)Ray Knight (uncredited)
Guard (Varos)Robert Smythe (uncredited)
Guard (Varos)Wayne Thistleton (uncredited)
MadmanAlan Troy (uncredited)
MadmanJack McGuire (uncredited)
MonkCharles Rayford (uncredited)
MonkSam Scott (uncredited)
Mortuary AttendentGareth Milne (uncredited)
Mortuary AttendentRoy Alon (uncredited)
TechnicianPeter Dukes (uncredited)
TechnicianTrevor Wedlock (uncredited)