The Next Doctor - Synopsis

The BBC Press Office have surprisenly released the synopsis for this year's Doctor Who Christmas Special. You Can See it Below!

It's Christmas Eve in 1851 and Cybermen stalk the snow of Victorian London, in this special Christmas edition of Russell T Davies's Bafta Award-winning time-travelling drama.
When the Doctor arrives and starts to investigate a spate of mysterious deaths, he's surprised to meet another Doctor, and soon the two must combine forces to defeat the ruthless Miss Hartigan. But are two Doctors enough to stop the rise of the CyberKing?
David Tennant stars as The Doctor, David Morrissey as The Doctor and Dervla Kirwan as Miss Hartigan. This episode also features Velile Tshabalala as Rosita.

The Next Doctor will broadcast on Christmas Day at 7:00PM on BBC One