Doctor Who (2013 specials) Doctor", saw the departure of Smith from the series and the introduction of Peter Capaldi as the Twelfth Doctor. "The Day of the Doctor" features the return of the Zygons for the first time since "Terror of the Zygons" in 1975. "The Time of the Doctor" draws together a number of plot threads that have run through the series since the Eleventh Doctor's first episode in 2010. <onlyinclude></onlyinclude> In "The Day of the Doctor", Smith and Coleman star alongside David Tennant and Billie Piper; Tennant reprised his role as the Tenth Doctor, while Piper, although credited as playing Rose Tyler,
Rose (Doctor Who episode) later said, "They handled it very badly, but they issued an apology and I dropped it" in a 2010 interview. After it was announced that Eccleston was leaving the BBC said that they were in talks with David Tennant to take over the role and he became the bookmakers' favourite, with odds at 1/10 and William Hill refusing to take any more bets on who would be cast as the new Doctor. A BBC spokesman said that they had "hoped, rather than expected" that Eccleston would continue in the role. "Rose" received positive reviews and was seen as a successful