Turn Left (Doctor Who) Turn Left (Doctor Who) "Turn Left" is the eleventh episode of the fourth series of British science fiction television series "Doctor Who". It was written by showrunner Russell T Davies and broadcast on BBC One on 21 June 2008. David Tennant only makes a small contribution to this "Doctor-lite" episode as the Tenth Doctor. The story instead focuses on the Doctor's companion, Donna Noble (Catherine Tate) and her encounters with former companion Rose Tyler (Billie Piper). The episode's narrative focuses on an alternative history where the Doctor dies during the events of the 2006 Christmas special "The Runaway Bride". The
The Doctor (Doctor Who) Ninth Doctor already regenerated and fully stabilised, with no explanation given. In his first appearance in "Rose" (2005), the Doctor looked in a mirror and commented on the size of his ears, suggesting that the regeneration may have happened shortly prior to the episode, or that he has not examined his reflection recently. Some draw the conclusion that the Ninth Doctor's appearances in old photographs, without being accompanied by Rose, may suggest that he had been regenerated for some time, but these appearances could have occurred afterwards. Russell T Davies, writer/producer of the new series, stated in "Doctor Who Magazine"