Twice Upon a Time (Doctor Who) and Time". This makes him the third actor to play the role in the television programme, after William Hartnell and Richard Hurndall (in 1983's "The Five Doctors") since the premiere of "Doctor Who" in 1963. Bradley previously played Solomon in the 2012 episode "Dinosaurs on a Spaceship". The first trailer for the episode was shown during the 2017 San Diego Comic-Con, revealing the return of Polly, a companion from the end of William Hartnell's tenure as the First Doctor, portrayed by Lily Travers, and Pearl Mackie as Bill Potts. Also confirmed were appearances by Toby Whithouse, writer of seven episodes
Doctor Who (2013 specials) omnibus edition of a serial of each Doctor. "Watch" is broadcasting two episodes per weekend, starting on 12 October. The British Film Institute ran a year long celebration of the 50th anniversary with monthly screenings of stories from each Doctor, culminating in November with screenings of both "The Day of the Doctor" and "An Adventure in Space and Time". BBC Radio 2 broadcast a number of new programmes commemorating the show, including a 90-minute documentary called "Who is the Doctor?"; "The Blagger's Guide to Doctor Who" hosted by David Quantick and Graham Norton's live Saturday show was broadcast from the