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.

• Timothy CombeDirector
• Don HoughtonWriter
• Dudley SimpsonOriginal Music Composer

• Jon PertweeThe Doctor
• Katy ManningJo Grant
• Nicholas CourtneyBrigadier Lethbridge-Stewart
• Richard FranklinCaptain Mike Yates
• John LeveneSergeant Benton
• Roger DelgadoThe Master
• Pik-Sen LimCaptain Chin Lee
• Raymond WestwellPrison Governor
• Michael SheardDr. Roland Summers
• Simon LackProfessor Kettering
• Fernanda MarloweCorporal Bell
• Neil McCarthyGeorge Patrick Barnham