The Day of DarknessSeries Episode Number: 30
World Premiere: Sat 13 Jun 1964 - 5:14pm BST [BBC One] (United Kingdom)
Running Time: 25 minutes 30 seconds
7.40 Million (UK)Appreciation Index: 58 (UK)
Chart Position: 34 () (UK)
Recorded on Fri 22 May 1964 in Lime Grove D
Archive State: 16mm t/r
Tlotoxl is preparing to make his move and have Barbara, the Doctor, Ian and Susan killed. Ian prepares for a fight to the death with the warrior, Ixta.