The Christmas Invasion

Episode Title:
The Christmas Invasion

Written By:
Russel T Davies

Starring:
David Tennant - Doctor
Billie Piper - Rose Tyler

Alien :
Sycorax and Poilot Fish

Air Date:
25th December 2005

Synopsis :
The Tardis falls to Earth at Christmas, bringing the new Doctor home to Rose's family. Santa-shaped assassins and deadly Christmas trees herald the approach of a terrible danger from the stars. The Sycorax are coming, and without the Doctor, the human race is helpless.