In a final bonus episode, Danny takes one last deep dive into the investigation, as he explores more of your theories, examines some of the most puzzling moments in the case, and puts your questions to Shirley.

There are still some surprising revelations in store as Danny uncovers new witnesses to the strange events at 63 Wycliffe Road. What really happened to Shirley and her family 65 years ago?

Written and presented by Danny Robins, starring Dafne Keen (His Dark Materials), Toby Jones (Detectorists), Burn Gorman (Torchwood) and Alice Lowe (Sightseers), with original theme music by Mercury-nominated Nadine Shah and Ben Hillier, this gripping 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.

Cast:

Shirley Hitchings……..Dafne Keen
Harold Chibbett………Toby Jones
Wally Hitchings……..Burn Gorman
Kitty Hitchings……….Alice Lowe
Ethel Hitchings……….Sorcha Cusack
Joyce Lewis………..Miranda Raison

Written and presented by Danny Robins
Experts: Ciaran O’Keeffe, Evelyn Hollow and Deborah Hyde
Sound Designer: Charlie Brandon-King
Music: Evelyn Sykes
Theme Music by Nadine Shah and Ben Hillier
Produced by Danny Robins and Simon Barnard

Consultant: Alan Murdie
With thanks to James Clark, co-author of 'The Poltergeist Prince of London'

A Bafflegab Production for BBC Radio 4