The Stolen Earth

TV Series 4, Episode 12
Aired: 28 June 2008
Part 1 of the slam-bang season finale. Reintroduces Rose, Mickey, Jackie, Martha, Wilf, Sylvia, Jack (and Gwen and Ianto), and Sarah Jane (and Luke and K-9). Also tons of Daleks and Davros himself. And the Doctor regenerates. Sorta.