The Magician's Apprentice (Doctor Who) Doctor's earlier incarnations, ranging from "Genesis of the Daleks" to "The Stolen Earth". Most notably, he shows footage (from "Genesis of the Daleks") of the Fourth Doctor asking the question "if someone who knew the future pointed out a child to you and told you that that child would grow up totally evil, to be a ruthless dictator who would destroy millions of lives, could you then kill that child?" Several different designs of the Daleks from across the series' history reappear in the episode, alongside their creator, Davros, and their home planet, Skaro. The first Dalek shown in the
Earth: The Power of the Planet on the 15 September 2008. A 240-page hardcover book written by Iain Stewart and John Lynch () covering the topics seen in the episodes was released prior to the series being broadcast on the 18 October 2007. Earth: The Power of the Planet Earth: The Power of the Planet is a British documentary television series that premiered on BBC Two on 20 November 2007. The five-part series is presented by geologist Iain Stewart. In the United States, the series was broadcast in 2008 on the National Geographic Channel as Earth: The Biography. During filming in Madagascar, a new species of