The as-yet-untitled episode, which has been written by Steven Moffat and directed by Douglas Mackinnon, will feature the return of Alex Kingston as River Song and is also set to guest star comedians Greg Davies (Man Down) and Matt Lucas (Little Britain).
The synopsis for the episode is as follows:
It’s Christmas Day on a remote human colony and the Doctor is hiding from Christmas Carols and Comedy Antlers. But when a crashed spaceship calls upon the Doctor for help, he finds himself recruited into River Song’s squad and hurled into a fast and frantic chase across the galaxy.The Doctor Who 2015 Christmas special is expected to air on Christmas Day, with a broadcast time yet to be confirmed.
King Hydroflax (Greg Davies) is furious, and his giant Robot bodyguard is out-of-control and coming for them all! Will Nardole (Matt Lucas) survive? And when will River Song work out who the Doctor is?
All will be revealed on a starliner full of galactic super-villains and a destination the Doctor has been avoiding for a very long time.