Doctor Who: The Third Doctor Adventures Doctor Who: The Third Doctor Adventures "The Third Doctor Adventures" is a Big Finish Productions audio play series based on the TV show Doctor Who. It sees the return of Katy Manning as Jo Grant and Richard Franklin as Mike Yates, while the voice of the Third Doctor is performed by Tim Treloar replacing the original actor, Jon Pertwee, who died in 1996. The first set of stories was released in September 2015. A second and third volume were released November 2016 and August 2017 respectively. A fourth volume was released in March 2018. A fifth volume was confirmed in
The Doctor (Doctor Who) that he had no intention of showing the regeneration in the series, and that he believed the story of how the Eighth Doctor became the Ninth is best told in other media. In "Doctor Who Confidential", Davies revealed his reasoning that, after such a long hiatus, a regeneration in the first episode would not just be confusing for new viewers but lack dramatic impact, as there would be no emotional investment in the character before he was replaced. The circumstances of the Eighth Doctor's regeneration were explored during the 2013 specials, with the revelation of the incarnation played by Hurt