Terror of the Zygons (1) Doctor Who : Season 13 Episode 1
TV-PG BBC Television 25m int(0)
Aired: August 30th, 1975 @ 5:15 PM EST on BBC Television
Scotland, the near future. Something is smashing oil rigs off the Scottish coast, and UNIT have been called in to investigate. The Brigadier summons the Doctor to Earth to help in the investigation, but it soon becomes clear some kind of alien presence is at work...