Doctor Who: The Mind of Evil (1971)

Science Fiction
Drama
Adventure

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.

Cast

The Doctor
Corporal Bell
George Patrick Barnham
Arthur Linwood
Chief Prison Officer Powers
Senior Prison Officer Green
Prison Officer
Prison Officer
Prison Officer
Prison Officer
Brigadier Lethbridge-Stewart
Senator Alcott
Major Cosworth
Main Gates Prisoner
Prisoner (uncredited)
Captain Mike Yates
Sergeant Benton
The Master
Captain Chin Lee
Prison Governor
Dr. Roland Summers
Professor Kettering

Crew

Script Editor
Producer
Visual Effects
Costume Design
Lighting Director
Production Design
Camera Operator
Camera Operator