Twice Upon a Time (Doctor Who) The Doctor paraphrases philosopher Bertrand Russell when he advises his future self that "hate is always foolish and love is always wise". Peter Capaldi reprised his role as the Twelfth Doctor. On 30 January 2017, he confirmed that the tenth series would be his last, and that he was set to leave after the 2017 Christmas special. The episode also sees the introduction of Jodie Whittaker as the Thirteenth Doctor, whose casting was announced on 16 July 2017. David Bradley appears in the episode as the First Doctor, having previously portrayed William Hartnell in the docudrama "An Adventure in Space
Doctor Who and the Pescatons Doctor Who and the Pescatons Doctor Who and the Pescatons (commonly shortened to The Pescatons) is an audio play in two episodes based on the long-running British science fiction television series "Doctor Who". It is written by Victor Pemberton, and stars Tom Baker as the Fourth Doctor, Elisabeth Sladen as Sarah Jane Smith and Bill Mitchell as Zor. The Doctor and Sarah Jane arrive on a beach by the Thames Estuary at night, and discover a metallic seaweed there. The Doctor consults with Professor Emerson, who says that three expeditions to recover a recent meteorite from the bottom of the