David Bradley (English actor) in the final episode of the tenth series of "Doctor Who", "The Doctor Falls", Bradley returned to portray the First Doctor, having previously been portrayed by Hartnell, who originally played the character. He reprised this role in the 2017 Christmas special, "Twice Upon a Time". This makes him the third actor to play the role in the television programme, after William Hartnell and Richard Hurndall since the premiere of "Doctor Who" in 1963, and at the age of 75, he is the also the oldest actor to play the role of the Doctor. Bradley serves as the President of Second
William Russell (actor) of the programme's fiftieth anniversary celebrations. Russell appeared as a character in the drama, portrayed by actor Jamie Glover. Russell also had a cameo role in "An Adventure in Space and Time" playing a BBC Commissionaire (security guard) named Harry. The same year, Russell portrayed both Ian and the First Doctor in the Big Finish audio play "The Light at the End", produced to celebrate the 50th anniversary of "Doctor Who". On 2 December 1988, Russell and his second wife, Etheline Margareth Lewis , had their first child Alfred Enoch, when he was 64 years old. Alfred is now an