Part OneSeries Episode Number: 526
World Premiere: Sat 30 Aug 1980 - 6:14pm BST [BBC One] (United Kingdom)
First Broadcast: Sun 15 Nov 1981 - 11:00pm CST [WTTW 11 Chicago]
Running Time: 23 minutes 33 seconds
5.90 Million (UK)
Chart Position: 77 () (UK)
The Doctor and Romana visit the Leisure Hive on Argolis. The Argolins, survivors of a war, run the Hive as a tourist attraction but its future is jeopardised by a series of deaths.