The Waking AllySeries Episode Number: 50
World Premiere: Sat 19 Dec 1964 - 5:40pm GMT [BBC One] (United Kingdom)
Running Time: 24 minutes 29 seconds
11.40 Million (UK)Appreciation Index: 58 (UK)
Chart Position: 18 () (UK)
Recorded on Fri 16 Oct 1964 in Riverside 1
Archive State: 35mm t/r
Barbara is put to work in the Dalek mine where it is revealed that the Daleks intend to use a bomb to extract the Earth's magnetic core.