Where To Stream Doctor Who Season 8 Episode 5
The Mind of Evil, Part One
- Aired January 30, 1971
- 25 Min
- Rated 8.8
- Number 347 Of 700 Rated Episodes
The Doctor and Jo head to Stangmoor Prison to investigate the Keller Machine, which drains the evil impulses from prisoners' minds, while UNIT are handling security at the first world peace conference.