Danny Robins takes a deep dive into all the cases so far this series, with new leads, new witnesses and listeners' questions and theories.
Written and presented by Danny Robins
Editing and sound design: Charlie Brandon-King
Music: Evelyn Sykes
Theme music by Lanterns on the Lake
Commissioning executive: Paula McDonnell
Commissioning editor: Rhian Roberts
Produced by Danny Robins and Simon Barnard
A Bafflegab and Uncanny Media production for BBC Radio 4
