Last updated 24 March 2024


Episode Three

Series Episode Number: 222

World Premiere: Sat 16 Nov 1968 - 5:15pm BST [BBC One] (United Kingdom)
Running Time: 23 minutes 44 seconds

7.10 Million (UK)

Appreciation Index: 54 (UK)

Chart Position: 66 () (UK)

Recorded on Fri 04 Oct 1968 in Lime Grove D
Archive State: 16mm t/r



The Doctor and Jamie are taken prisoner by Tobias Vaughn who denies abducting Zoe and Isobel. The Doctor suspects that there may be an even greater threat behind Vaughn.