Doctor Who (series 1) Eccleston as the ninth incarnation of the Doctor, his only series in the role, accompanied by Billie Piper, as his first and main companion Rose Tyler, whom he plucks from obscurity on planet Earth, and to whom he grows increasingly attached. He also travels briefly with unruly boy-genius Adam Mitchell, played by Bruno Langley, and with 51st-century con man and former "Time Agent" Captain Jack Harkness, portrayed by John Barrowman. Episodes in the series form a loose story arc, based upon the recurring phrase "Bad Wolf", the significance of which goes unexplained until the two-part series finale. Alongside the "Bad
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