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
An Adventure in Space and Time However, the proposal was rejected, and Gatiss was told that there was no available slot or budget. In order to make the film understandable to a general audience, not all personnel involved in the creation of "Doctor Who" are represented. For example, the role of original story editor David Whitaker is merged with that of associate producer Mervyn Pinfield; co-creator Donald Wilson and writer C.E. Webber are also excluded. Part of the production involved the recreation of scenes from the classic series, including missing episodes such as "Marco Polo". Gatiss also had ambitions to recreate the death of Sara Kingdom