The Doctor Falls Bradley was filmed as part of the filming of the Christmas Special in June 2017. David Bradley appears at the episode's conclusion as the First Doctor. Bradley portrayed William Hartnell, the First Doctor's actor, in the docudrama "An Adventure in Space and Time" and appeared as the villain Solomon in "Dinosaurs on a Spaceship", as well as voicing the character of Shansheeth Blue in "Death of the Doctor" in the "Doctor Who" spin-off series "The Sarah Jane Adventures". The episode was watched by 3.75 million viewers overnight. Compared to other programmes that aired on the same night, "Doctor Who" fared
The Doctor (Doctor Who) The Doctor (Doctor Who) The Doctor is the title character in the long-running BBC science fiction television programme "Doctor Who". Since the show's inception in 1963, the character has been portrayed by thirteen lead actors. In the programme, "the Doctor" is the alias assumed by a centuries-old alien—a Time Lord from the planet Gallifrey—who travels through space and time in the TARDIS, frequently with companions. The transition to each succeeding actor is explained within the show's narrative through the plot device of "regeneration", a biological function of the Time Lord race that allows a change of cellular structure and appearance