Doctor Who Season 12 Episode 10
The Sontaran Experiment, Part Two
The Doctor learns that Styre has been experimenting on the Galsec crewmembers to pave the way for a Sontaran invasion of Earth and decides the only way to halt his plans is to challenge him to a duel.
12 - 20Revenge of the Cybermen, Part FourMay. 10, 1975- 12 - 19Revenge of the Cybermen, Part ThreeMay. 03, 1975
- 12 - 18Revenge of the Cybermen, Part TwoApr. 26, 1975
- 12 - 17Revenge of the Cybermen, Part OneApr. 19, 1975
- 12 - 16Genesis of the Daleks, Part SixApr. 12, 1975
- 12 - 15Genesis of the Daleks, Part FiveApr. 05, 1975
- 12 - 14Genesis of the Daleks, Part FourMar. 28, 1975
- 12 - 13Genesis of the Daleks, Part ThreeMar. 21, 1975
- 12 - 12Genesis of the Daleks, Part TwoMar. 15, 1975
- 12 - 11Genesis of the Daleks, Part OneMar. 08, 1975
- 12 - 10The Sontaran Experiment, Part TwoMar. 01, 1975
- 12 - 9The Sontaran Experiment, Part OneFeb. 22, 1975
- 12 - 8The Ark in Space, Part FourFeb. 15, 1975
- 12 - 7The Ark in Space, Part ThreeFeb. 08, 1975
- 12 - 6The Ark in Space, Part TwoFeb. 01, 1975
- 12 - 5The Ark in Space, Part OneJan. 25, 1975
- 12 - 4Robot, Part FourJan. 18, 1975
- 12 - 3Robot, Part ThreeJan. 11, 1975
- 12 - 2Robot, Part TwoJan. 04, 1975
- 12 - 1Robot, Part OneDec. 28, 1974
