From H.P. Lovecraft: An investigation into the disappearance of a young man from a locked room.

From H.P. Lovecraft: An investigation into the disappearance of a young man from a locked room in an asylum.

Cast includes Barnaby Kay, Jana Carpenter, Alun Armstrong, Adam Godley, Nicola Walker, Steven Mackintosh, Mark Bazeley, Samuel Barnett, Richard Cordery, Harry Kay, Penny Downie, Madeleine Potter, Phoebe Fox, Ben Crowe, Nathan Osgood, Susan Jameson, Samantha Dakin, Alex Lanipekun and Cherrelle Skeete.

Producer: Karen Rose

Director/Writer: Julian Simpson

Sound Recordist and Designer: David Thomas

Production Coordinator: Sarah Tombling

Music by Tim Elsenburg

A Sweet Talk Production for BBC Radio 4