David Tennant steps into the role of the Doctor, now in his tenth incarnation. The second series is full of more thrills, more laughs, more heartbreak and some terrifying new aliens and old acquaintances.
The Doctor and Donna travel back to Pompeii in AD 79 on the eve of the infamous eruption, investigate a series of grisly murders with the help of Agatha Christie, journey to the homeworld of the sinister Ood, face an old enemy of the Doctor's, and more.