Doomsday (Doctor Who) conclusion of "Army of Ghosts". The concept of the Daleks and the Cybermen both appearing on-screen was first proposed in 1967, but was vetoed by Terry Nation, the creator of the Daleks. The episode is the first conflict between the two species in "Doctor Who"s -year history, and features Billie Piper's last appearance in the lead companion role as Rose Tyler; the final regular appearance of Noel Clarke as Rose's ex-boyfriend and previous companion Mickey Smith; and the final regular appearances of Camille Coduri and Shaun Dingwall as Rose's parents, Jackie and Pete Tyler. The episode and its predecessor were
Rose Tyler history, when she attempts to save the life of her father Pete Tyler (Shaun Dingwall), who had died when she was a baby. Throughout these journeys, she and the Doctor are haunted by two mysterious recurring words: 'Bad Wolf'. Rose, the Doctor, and new companion Captain Jack (John Barrowman) come to understand the meaning of this phrase when they encounter an unstoppable army of evil alien Daleks on the space station Satellite 5. To return to the Doctor after he sends her home to Earth in series finale "The Parting of the Ways", Rose tears open the console of the