A group of seemingly unrelated strangers all receive a mysterious note stating "I know what you did", which sends their lives into a downward spiral.
Genre: Comedy, Horror, Mystery
Cast:Reece Shearsmith , Steve Pemberton , Daniel Kaluuya , Daisy Haggard , Dawn French , Lisa Hammond , Eileen Atkins , Daniel Ings , Imelda Staunton , Jason Tompkins , Mark Bonnar , Vilma Hollingbery , Adrian Scarborough , Elyes Gabel , Jason Watkins , Mick Walter , Maxwell Laird , Elizabeth Berrington
Four tales of terror unfold at the abandoned ruins of Ravenhill Psychiactric hospital.
The survivors of the explosion at Ravenhill Hospital reunite to bury one of their number.
The search for the missing locket continues with the help of Christopher Biggins
Mr Lomax reveals more about his past and his hatred for Tony Hancock becomes clear.
Desperate measures are called for as Jeremy Goode searches for the missing library book.
With danger mounting, and few witnesses left, Tealeaf tries to solve the mystery.
The secret of the missing locket is finally exposed and the enormity of what is at stake revealed. However, are there enough characters left alive to care?