Episodes 4-7 from the third series of the BBC's relaunched version of the sci-fi classic, starring David Tennant as the legendary Time Lord. From the moment the Doctor walks into the life of medical student Martha Jones (Freema Agyeman) he changes it forever. In Elizabethan London, they meet William Shakespeare (Dean Lennox Kelly) at the Globe Theatre, while back in present-day London 76-year-old Professor Lazarus (Mark Gatiss) recaptures his youth with consequences that threaten Martha's entire family. Meanwhile, the Doctor's sworn enemies, the Daleks, who have been hiding in 1930s New York, return with a terrifying plan for humanity... Episodes are: 'Daleks in Manhattan', 'Evolution of the Daleks', 'The Lazarus Experiment' and '42'.