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Watch Doctor Who Season 12 Episode 9 Online

  • 7.862/10
  • COUNTRIES: United Kingdom
  • Subtitles: English

The Doctor, Sarah Jane and Harry teleport to Earth to ensure the planet is safe for the survivors on board Nerva Beacon to return and reinhabit their world. A Sontaran named Styre has captured a group of humans and is conducting experiments on them to discover the human body's weaknesses, as part of the Sontaran's goal for domination of the galaxy.