The Light in the Hall S1, E2

When Cat Donato returns to Llanemlyn to try and find out the truth about Ela Roberts' disappearance 18 years ago, not everyone is happy to dig up the past.

Cast:Iwan Rheon , Joanna Scanlan , Alexandra Roach , Annes Elwy , Dylan Jones , Ella Peel , Morgan Hopkins , Catherine Ayers , Aneirin Hughes , Ioan Hefin , Ifan Huw Dafydd , Mari Ann Bull , Sian Reese-Williams , Rhian Blythe , Aled Bidder , Lisa Palfrey , Aled Pugh , Delyth Wyn