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
Journey's End (Doctor Who) Next Doctor", but Davies was convinced by Benjamin Cook (who was corresponding with Davies for the book "Doctor Who: The Writer's Tale") to drop the scene, as he felt that a cliffhanger was not appropriate after such a sad ending. Castell Coch, situated minutes away from "Doctor Who"'s Upper Boat Studios, is used as the German castle. The beach at Southerndown, a few miles west of Cardiff, is used once more as Norway's fictional Dårlig Ulv Stranden (Bad Wolf Bay). Some exterior scenes, including various companions interacting with Daleks, were shot at Arcot Street, Penarth. Mickey Smith and Jackie Tyler