<P> The Twelfth Doctor is an incarnation of the Doctor , the protagonist of the BBC science fiction television programme Doctor Who . He is portrayed by Scottish actor Peter Capaldi . Within the series ' narrative , the Doctor is a time travelling , humanoid alien from a race known as the Time Lords . When the Doctor is critically injured , he can regenerate his body , and in doing so gain a new physical appearance , and with it a distinct new personality ; this plot mechanism has allowed the Doctor to be portrayed by a series of actors over the decades since the programme 's inception in 1963 . Capaldi 's portrayal of the Doctor is a spiky , brusque , contemplative , and pragmatic character who conceals his emotions in the course of making tough and sometimes ruthless decisions . </P>
<P> The Twelfth Doctor is an incarnation of the Doctor , the protagonist of the BBC science fiction television programme Doctor Who . He is portrayed by Scottish actor Peter Capaldi . Within the series ' narrative , the Doctor is a time travelling , humanoid alien from a race known as the Time Lords . When the Doctor is critically injured , he can regenerate his body , and in doing so gain a new physical appearance , and with it a distinct new personality ; this plot mechanism has allowed the Doctor to be portrayed by a series of actors over the decades since the programme 's inception in 1963 . Capaldi 's portrayal of the Doctor is a spiky , brusque , contemplative , and pragmatic character who conceals his emotions in the course of making tough and sometimes ruthless decisions . </P>
who is going to be the 12th doctor
who is going to be the 12th doctor
Scottish actor Peter Capaldi
Scottish actor Peter Capaldi