Doctor Who

Season 20, Episode 1

Episode Title: Arc of Infinity (1)

Air Date: 1983-01-03

Overview:

On Gallifrey, someone on the high council is perpetrating a treasonous act - transmitting the Doctor's bio-extract from the space/time matrix to an anti-matter being. On Earth, two English lads spend their last night in Amsterdam sleeping in a crypt where they're attacked by an alien creature under the same anti-matter being's control.