
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.
Release Date: 1971-03-06
Science Fiction
Drama
Adventure
★★★★★★★★★★ (8 votes)
Casts

Jon Pertwee
as The Doctor

Katy Manning
as Jo Grant

Nicholas Courtney
as Brigadier Lethbridge-Stewart

Richard Franklin
as Captain Mike Yates

John Levene
as Sergeant Benton

Roger Delgado
as The Master

Pik-Sen Lim
as Captain Chin Lee

Michael Sheard
as Dr. Roland Summers

Neil McCarthy
as George Patrick Barnham

William Marlowe
as Mailer