Psychoville returns with a spooktacular hour-long Halloween special. Four tales of terror unfold as location manager Phil Walker investigates the abandoned ruins of Ravenhill Psychiatric hospital. Does the ghost of evil Governess Edwina Kenchington still walk the empty corridors? What other horrors lie within the crumbling walls and will health and safety allow any filming there in the first place? Psychoville is written by and stars Reece Shearsmith and Steve Pemberton. So that's Psychoville Halloween Special showing on BBC 2 at 10pm on Sunday 31st October.