Part Four
Series Episode Number: 447World Premiere: Sat 19 Feb 1977 - 6:25pm GMT [BBC One] (United Kingdom)
First Broadcast: Fri 30 May 1980 - 5:30pm CDT [WTTW 11 Chicago]
Running Time: 23 minutes 42 seconds
12.60 Million (UK)
Appreciation Index: 57 (UK)Chart Position: 18 () (UK)
Recorded on Tue 07 Dec 1976 in TC8
As Taren Capel reveals himself and his army of killer robots close in, the Doctor and Leela join forces with the surviving crew members to defend themselves.
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