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
The End of Time (Doctor Who) The End of Time (Doctor Who) The End of Time is a two-part story made up of the fourth and fifth of five special episodes of the British science fiction television series "Doctor Who" broadcast between December 2008 and January 2010. "The End of Time" was originally broadcast in the United Kingdom on BBC One on 25 December 2009 and 1 January 2010, and is the fifth "Doctor Who" Christmas special. This is the last story for lead actor David Tennant, who handed over the role of alien time traveller the Doctor to Matt Smith. It is also the last