Guest Stars Oscar Unsworth as Rhodri Howells Harry Unsworth as Rhodri Howells Mark Lewis Jones as Steve Baldini Aneirin Hughes as Tom Howells Catherine Ayers as Lisa Connors Demi Letherby as Alys Howells Bradley Freegard as Evan Howells Hannah Daniel as Cerys Jones Alex Harries as Arthur Davis Eiry Thomas as DI Susan Williams Lacey Jones as Megan Howells Betsan Llwyd as Delyth Lloyd Anastasia Hille as Gael Reardon Aimee-Ffion Edwards as Madlen Vaughan Rhashan Stone as DI Laurence Breeze Martha Bright as Angie Baldini Brochan Evans as Dyfan Vaughan Steffan Rhodri as Y Barnwr Gwyn Daniels Rhian Blythe as Anya Flye Alun ap Brinley as Geraint Jernigan Iestyn Jones as Emrys Huws Matthew Raymond as Erlynydd Jâms Thomas as David Maitland QC
