On Saturday night, the Doctor and Clara will team up with Emma (Jessica Raine) and Professor Alec Palmer (Dougray Scott) for a spooky, scary trip through a haunted mansion. Of course, this being Doctor Who, things aren't always what they seem. We've screened the episode, and have thrown together 11 more semi-spoilery images for your devourment. Don't say we never did anything nice for you, k? Read on!