"It's Christmas, the North Pole. Who you gonna call?"
Something sinister is afoot....and the Doctor teams up with Santa to solve this latest threat. You can check out below.
Peter Capaldi's first season as the Doctor has just wrapped up, but don't worry: there's more Doctor Who where that came from.
BBC has just released its trailer for the annual Christmas special, and it looks like the very awesome guy Nick Frost (Shaun of the Dead) will be making an appearance. He'll be playing none other than Santa Claus himself, which is pretty much perfect if you ask me.
This is the 10th Christmas special since the show's revival in 2005. It is set to air on Christmas night.