Doctor Doctor Who Guide

Last updated 09 January 2020


Episode Eight

Episode Eight

Series Episode Number: 227

World Premiere: Sat 21 Dec 1968 - 5:15pm BST [BBC One] (United Kingdom)
Running Time: 25 minutes 3 seconds

7.00 Million (UK)

Appreciation Index: 53 (UK)

Chart Position: 80 () (UK)

Recorded on Fri 08 Nov 1968 in Lime Grove D
Archive State: 16mm t/r



The Cybermen have launched their deadly megatron bomb which will destroy all life on Earth unless the Doctor can deactivate the homing signal.