
Doctor Who: The Mind of Evil
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.
Top Billed Cast

Jon Pertwee
The Doctor

Katy Manning
Jo Grant

Nicholas Courtney
Brigadier Lethbridge-Stewart

Richard Franklin
Captain Mike Yates

John Levene
Sergeant Benton
Featured Crew
Don Houghton
Writer

Timothy Combe
Director

Terrance Dicks
Script Editor

Barry Letts
Producer
Jan Harrison Shell
Makeup Artist
Roger Harvey
Editor
Sam Upton
Editor
Eric Monk
Lighting Director
Ray London
Production Design
Jim Ward
Visual Effects
Howard Billingham
Editor
Chick Anthony
Sound