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 the Dead", confirmed to have been his name towards the end of "Forest of the Dead". The events of "The Time of the Doctor" make it clear that his people, the Time Lords, know his true name, despite referring to him by his chosen alias as "the Doctor", even in formal settings such as court. Although listed in the on-screen credits for nearly twenty years as "Doctor Who" or "Dr Who", the Doctor is seldom called by that name in the programme, except in a tongue-in-cheek manner. For example, in "The Gunfighters" the Doctor assumes the name of Doctor