Last updated 09 January 2020

Part One

Series Episode Number: 440

World Premiere: Sat 1 Jan 1977 - 6:22pm GMT [BBC One] (United Kingdom)
First Broadcast: Wed 21 May 1980 - 5:30pm CDT [WTTW 11 Chicago]
Running Time: 24 minutes 58 seconds

10.70 Million (UK)

Appreciation Index: 61 (UK)

Chart Position: 23 () (UK)

Recorded on Mon 20 Sep 1976 in TC3
BBC Genome Project: see entry

Episode listing on BBC website

The Doctor arrives on an alien world and is taken captive by the savage Sevateem tribe. Accused of being 'the evil one', the Doctor begins to suspect that he has been here before.