An Adventure in Space and Time led to him being cast as the First Doctor himself in the 2017 "Doctor Who" episodes "The Doctor Falls" and "Twice Upon a Time" and in a series of audio adventures for Big Finish Productions. In 1966, William Hartnell (David Bradley) is in his dressing room at the BBC. He insults a stagehand who calls him to the set, where the delay caused by his absence is noticed. Hartnell enters in costume, ready to film his last moments as the First Doctor and stands in front of the TARDIS console. Three years earlier, BBC executive Sydney Newman (Brian Cox) is
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