The Armageddon Factor (6) Doctor Who : Season 16 Episode 26
TV-PG BBC Television 25m
Aired: February 24th, 1979 @ 5:15 PM EST on BBC Television
The Doctor and the Shadow have their final confrontation to take control of the Key to Time. Completing it may entail an awful sacrifice. And the Black Guardian will do anything to obtain it and plunge the Universe into chaos.
