Last updated 24 March 2024


Part One

Series Episode Number: 538

World Premiere: Sat 22 Nov 1980 - 5:42pm GMT [BBC One] (United Kingdom)
First Broadcast: Sun 6 Dec 1981 - 11:15pm CST [WTTW 11 Chicago]
Running Time: 22 minutes 24 seconds

5.80 Million (UK)


Chart Position: 119 () (UK)

Recorded on Thu 15 May 1980 in Television Centre 3



The TARDIS lands on a world in E-Space where the primitive inhabitants live in fear of the Three Who Rule.