Knock Knock (S10E04)
S10E04
What makes floorboards groan? When Bill and her friends encounter an ominous landlord presenting an ideal shared living space, they remain blissfully unaware of the dark surprises that await them. As eerie sounds echo through the halls, they start to wonder, knock knock, who could it be?
Show
Doctor Who (2005)
Episode
S10E04
Air Date
May 06, 2017