This episode goes behind the scenes of The Family of Blood

With the Family of Blood breathing down the neck of the Doctor's alter ego, time is running out for John Smith. There's a glimpse at a life more ordinary (for the Doctor) as well as a vision of the dark future ahead. The complexities of filming the episode are revealed, as well as the logistics behind the explosive ending. Features interviews with head writer Russell T Davies and Freema Aygeman on one of her toughest assignments yet.