Guest Stars Annes Elwy as Greta Catherine Ayers as Sali Ella Peel as Ela Morgan Hopkins as Dai Rees Dylan Jones as Young Joe Sian Reese-Williams as Caryl Ifan Huw Dafydd as Wyn Ioan Hefin as DCI Parry Aneirin Hughes as Gafyn Rhian Blythe as Shelley Aled Bidder as Rhys Shelley Rees as Ceri-Ann Aled Pugh as Ian Andria Doherty as Bronwen Ben Bailey Smith as Steve Lily Beau Conway as Sasha Gwydion Rhys as PC Gwyn Jones Leighton Davies as Alan