Episode EightSeries Episode Number: 251
World Premiere: Sat 7 Jun 1969 - 5:14pm BST [BBC One] (United Kingdom)
Running Time: 24 minutes 37 seconds
3.50 Million (UK)Appreciation Index: 53 (UK)
Chart Position: 96 () (UK)
Recorded on Thu 29 May 1969 in Television Centre 8
Archive State: 16mm t/r
The Doctor is captured by the War Chief, who belongs to the same race of people as the Doctor, and offers an alliance. In the 1917 zone, fighters prepare to attack Central Control.