Part OneSeries Episode Number: 474
World Premiere: Sat 4 Feb 1978 - 6:25pm GMT [BBC One] (United Kingdom)
First Broadcast: Mon 11 Feb 1980 - 5:30pm CST [WTTW 11 Chicago]
Running Time: 25 minutes
11.20 Million (UK)Appreciation Index: 56 (UK)
Chart Position: 28 () (UK)
Recorded on Sun 06 Nov 1977 in TC8
Leela is concerned by the Doctor's strange behaviour when, after a secret meeting with aliens, he returns to Gallifrey and abruptly stakes his claim to the Time Lord presidency.