Doctor Doctor Who Guide
Last updated 31 May 2015


Part Three

Part Three

Series Episode Number: 528

World Premiere: Sat 13 Sep 1980 - 5:57pm BST [BBC One] (United Kingdom)
First Broadcast: Tue 24 Mar 2015 - 8:00pm EDT [Retro TV]
Running Time: 21 minutes 21 seconds

5.00 Million (UK)


Chart Position: 111 () (UK)




The Tachyon Generator has aged the Doctor into a white haired old man, but he discovers the truth behind the machine and uncovers a plot to take control of the Hive.