Doctor Who Doctor's nature, somewhere between the twelfth and final incarnation. On rare occasions, other actors have stood in for the lead. In "The Five Doctors", Richard Hurndall played the First Doctor due to William Hartnell's death in 1975; 34 years later David Bradley similarly replaced Hartnell in "Twice Upon a Time". In "Time and the Rani", Sylvester McCoy briefly played the Sixth Doctor during the regeneration sequence, carrying on as the Seventh. For more information, see the list of actors who have played the Doctor. In other media, the Doctor has been played by various other actors, including Peter Cushing in
The Time of the Doctor Collectors Boxset" alongside "The Name of the Doctor", "The Night of the Doctor", "The Day of the Doctor", "An Adventure in Space and Time" and "The Five(ish) Doctors Reboot". The ten Christmas specials between "The Christmas Invasion" and "Last Christmas" inclusive were released in a boxset titled "Doctor Who – The 10 Christmas Specials" on 19 October 2015. Selected pieces of score from "The Time of the Doctor", as composed by Murray Gold, were released on 24 November 2014 by Silva Screen Records. The Time of the Doctor "The Time of the Doctor" is an episode of the British science