Part TwoSeries Episode Number: 393
World Premiere: Sat 15 Mar 1975 - 5:30pm GMT [BBC One] (United Kingdom)
First Broadcast: Wed 12 Mar 1980 - 5:30pm CST [WTTW 11 Chicago]
Running Time: 24 minutes 51 seconds
10.50 Million (UK)Appreciation Index: 57 (UK)
Chart Position: 15 () (UK)
Recorded on Tue 28 Jan 1975 in TC1
The Doctor finds that some of Davros's fellow Kaleds are unhappy with the development of the Daleks. Sarah is forced to load a Thal war rocket with radioactive explosives.