Doctor Who – The Ultimate Adventure Doctor Who – The Ultimate Adventure Doctor Who – The Ultimate Adventure was a 1989 stage play written by Terrance Dicks, based on the long-running British science fiction television series "Doctor Who". The play was staged at twenty theatres around Britain, commencing 23 March 1989. It initially starred Jon Pertwee (who had played the Third Doctor in the series) as the Doctor. On 29 April Pertwee was ill, so understudy David Banks, who portrayed the Cyber Leader in the series from "Earthshock" onwards, played the Doctor for the matinee and evening performances. Pertwee continued in the role until 3 June
The Doctor (Doctor Who) of "cousins" and not produced via sexual reproduction. "Lungbarrow" portrays the Doctor as being one of 45 cousins grown from his house's genetic loom as an adult. By contrast, the TV programme has shown Time Lords as children, and stated that Time Lords can have sexual relationships. The Doctor is assumed to be or to have been married to Susan's grandmother, including by head writer Steven Moffat. In "The Wedding of River Song", he marries recurring companion and love interest River Song. Comments by both River and the Doctor in the seventh series, particularly in "The Angels Take Manhattan", confirmed