The Doctor (Doctor Who) footage. Tom Baker did reappear, but as "the Curator", an ambiguously different character who he was not credited for playing. A voice actor, John Guilor, recorded a line of audio impersonating the First Doctor, for which he was credited as "Voice Over Artist". In other multi-Doctor stories, the multiple actors are all credited as "The Doctor", the exception being "The Three Doctors" (1972–73), which credited William Hartnell, Patrick Troughton and Jon Pertwee as "Doctor Who" as the 1972 serial preceded the practice of crediting the character as "The Doctor". In "Human Nature" (2007), the plot involves the Tenth Doctor altering
Doctor Who: The First Doctor Adventures These three actors also appeared alongside Bradley in the aforementioned BBC bio-drama. James Dreyfus joins the cast as an earlier incarnation of The Master prior to Roger Delgado. Announced in September 2017, The first pair of stories released on 25 December 2017, with a second pair due in July 2018. Confirmed in July 2018, a third duo will be released for January 2019. <section begin=series1 /><section end=series1 /> <section begin=series2 /><section end=series2 /> <section begin=series3 /><section end=series3 /> Doctor Who: The First Doctor Adventures The First Doctor Adventures is a Big Finish Productions audio play series based on the British