New Earth (Doctor Who) New Earth (Doctor Who) "New Earth" is the first episode of the second series of the British science fiction television series "Doctor Who". It was first broadcast on BBC One on 15 April 2006. The episode is set five billion years in the future on the planet New Earth, a planet humanity settled on following the destruction of the Earth in the 2005 episode "The End of the World". In the episode, the alien time traveller the Tenth Doctor (David Tennant), his travelling companion Rose Tyler (Billie Piper), and their old enemy Lady Cassandra (Zoë Wanamaker) uncover many artificially-grown humans
Harry Sullivan (Doctor Who) but he is apparently on some secret assignment and neither has seen him for a long time. Will is eventually revealed to be a sleeper agent of a religious cult targeting Sarah Jane, and dies during the course of the series. Harry appears in the Titan "Doctor Who" Ninth Doctor comic storyline "Official Secrets", set in the 1970s, where he briefly takes command of UNIT during the Brigadier's absence while investigating the mysterious appearance of large monsters, meeting the Ninth Doctor, Rose Tyler and Captain Jack Harkness during the crisis. A vision of Harry is seen along with every other