The Invasion: Episode One
Episode OneSeries Episode Number: 220
First Broadcast: Sat 2 Nov 1968 - 5:15pm BST [BBC One]
Running Time: 24 minutes 32 seconds
Appreciation Index: 55
Chart Position: 55
Recorded on Fri 20 Sep 1968 in Lime Grove D
Archive State: Missing
The TARDIS lands in London where the Doctor, Jamie and Zoe agree to help find Isobel Watkins' missing uncle.
Searching for Professor Watkins at his last place of work, a multinational electronics supplier, he meets the company's managing director. He's not what he seems - and possesses alien technology in his office.