The Earth has been overwhelmed and the universe faces dominion by the resurgent forces of a terrifying and limitless empire led by one of The Doctor's greatest enemies. Aiding the Time Lord in a final battle are several of his closest allies and companions, but for one of them, a price will be paid…
GUEST CAST
Elisabeth Sladen Sarah Jane Smith
Freema Agyeman Adeola Oshodi
Alexander Armstrong
Adjoa Andoh Sister Jatt
Elizabeth Tan
Bernard Cribbins
CREW
Writer Russell T Davies
Director Graeme Harper
Series: Doctor Who Season 4 Episode 13
Original Airdate: 2008-07-05
