In this bonus episode, Danny discusses your questions and theories on the investigation after the shock developments of Episode 7, and, in a new twist, he uncovers another living witness to the bizarre events at 63 Wycliffe Road back in 1956. Can they shed any more light on the case?

Written and Presented by Danny Robins, starring Dafne Keen (His Dark Materials), Toby Jones (Detectorists, Capote), Burn Gorman (Torchwood) and Alice Lowe (Sightseers), with original theme music by Mercury-nominated Nadine Shah and Ben Hillier, this gripping 8-part series interweaves a chilling supernatural thriller set in 1950s London with a fascinating modern-day investigation into Britain’s strangest ever haunting – a mystery unsolved… until now.