There's constant speculation surrounding the current and future actors playing The Doctor on Doctor Who. Ever since Matt Smith took the role, people have wondered how long he'll stay on. Yesterday, it was confirmed that he will indeed be back next season and that is great news for Who fans. Smith has taken the reigns of The Doctor and has never looked back. People were skeptical on whether he could follow David Tennant, but he's more than followed him. He is The Doctor.