Publisher's Synopsis
Episodes 4-7 from the fourth series of the BBC's relaunched version of the sci-fi classic, starring David Tennant as the legendary Time Lord. Comedienne Catherine Tate co-stars as the Doctor's assistant, Donna Noble. Also making a return is Martha Jones (Freema Agyeman), who left the Doctor to break the unrequited circle of love she felt for him. Episodes comprise: 'The Sontaran Stratagem', 'The Poison Sky', 'The Doctor's Daughter' and 'The Unicorn and the Wasp'.