Episode Five
Series Episode Number: 354World Premiere: Sat 16 Jun 1973 - 5:52pm BST [BBC One] (United Kingdom)
First Broadcast: Tue 25 Nov 2014 - 8:00pm EST [Retro TV]
Running Time: 25 minutes 20 seconds
8.30 Million (UK)
Chart Position: 15 () (UK)
Recorded on Thu 19 Apr 1973 in TC3
Archive State: PAL 2 VT
Captain Mike Yates is taken over by the super computer, BOSS, and ordered to kill the Doctor. Cliff and Jo are trapped by the maggots as UNIT launch their attack.
Home Region: