Twice Upon a Time (Doctor Who) Twice Upon a Time (Doctor Who) "Twice Upon a Time" is an episode of the British science fiction television series "Doctor Who", written by Steven Moffat, directed by Rachel Talalay, and was broadcast as the thirteenth Christmas special on 25 December 2017 on BBC One. It features the final regular appearance of Peter Capaldi as the Twelfth Doctor, the first official appearance of Jodie Whittaker as the Thirteenth Doctor, and guest-stars David Bradley as the First Doctor, having previously portrayed original First Doctor actor William Hartnell in the 2013 docudrama "An Adventure in Space and Time". Pearl Mackie guest stars
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