Lucy Catherine's supernatural thriller returns to the new town of Harland. 16 months have passed and no trace has been found of Detective Inspector Sarah Ward. She was last seen disappearing into the brooding sinkhole that swallowed a housing estate. Tyger Drew Honey stars as Dan, the lowly CCTV operative determined to solve the mystery.

Dan ..... Tyger Drew-Honey
Lindsay ..... Jasmine Hyde
Morris ..... Rupert Holliday Evans
Serena ..... Chloë Sommer
Bob ..... David Hounslow
Sarah ..... Ayesha Antoine
Janice ..... Fiona Skinner
Other parts played by Joanna Monro, Jonathan Forbes and Tom Kiteley

Sound Design by Caleb Knightley
Directed by Toby Swift

A BBC Audio production for BBC Radio 4