ClipCast, crew and fans discuss the recasting of the Doctor.
ClipMatt Smith describes his approach to being the Doctor, and how hard it is to say goodbye.
ClipMatt Smith passes on his best wishes to his successor Peter Capaldi.
ClipPeter Capaldi makes his entrance as the latest incarnation of the Doctor. .
ClipZoe Ball reveals the letter Peter Capaldi wrote to the Radio Times when he was a young Doctor Who fan.
ClipZoe Ball chats to Peter Capaldi about how he prepared for his audition and how he actually missed the call that he had gotten the role.