The synopsis for the Doctors Daughter has been released:
The Doctor meets the most important woman of his life on the distant planet Messaline, in the middle of an endless war, as Russell T Davies's Bafta Award-winning time-travelling drama continues. But as General Cobb threatens genocide, and Martha is kidnapped by the Hath, the Doctor faces an even greater battle – can he find peace with his own child?
David Tennant plays the Doctor and Catherine Tate plays his new companion, Donna Noble. Freema Agyeman and Georgia Moffett guest star