Doctor Who: The Mind of Evil
7.5/10
Release: 06/03/1971
Duration: 2h 30m
Professor Emil Keller has created a machine that can pacify even the most dangerous of criminals. But when the Doctor and Jo arrive at Stangmoor Prison for a demonstration, things start to go horribly wrong - especially when they discover that the Doctor's old enemy the Master is responsible for the machine.
Country: United Kingdom
Language: English
Director:Timothy Combe
Writers
| Writer:Don Houghton
| Script Editor:Terrance Dicks
Production
BBC
