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Doctor Who: Season 23

23x14 The Ultimate Foe (2)

  • 1986-12-06T17:15:00+00:00 on BBC One
  • 25 mins
  • United Kingdom
  • English
  • Drama, Adventure, Science Fiction, Action, Fantasy

With the Doctor now reluctantly admitting to genocide, things look bad. But the Doctor's nemesis, the Master, intervenes, and the real truth behind the trial comes to light - and with it, the shocking secret of the Valeyard's true identity...