Where To Stream Doctor Who Season 18 Episode 12
Full Circle, Part Four
- Aired November 15, 1980
- 25 Min
- Rated 9.1
- Number 170 Of 700 Rated Episodes
Marshmen invade the Terradonian ship thanks to Romana, who seems to be in communion with them. While the ship's inhabitants flee for their lives, the Doctor discovers a crucial fact why these humanoids can never return to the planet Terradon.