Guest Stars Derek Riddell as Pete Shawe Kate Ashfield as Yvonne Fulcher Owain Arthur as DI Sean Memory Jessica D'Arcy as Lora O'Callaghan Peter Wight as Charlie Edwards Jake Davies as Liam O'Callaghan Faye McKeever as Deborah Peach Rufus Gerhardt-Williams as Aiden O'Callaghan Anna Wilson-Jones as Jackie Christopher Fulford as John Godden Emma Clifford as Annette Daniel Betts as ACC Mike Veale Darcy Vanhinsbergh as Steven Edwards Orla Hill as Jennifer Fulcher Gary Oliver as DCC Pat Geenty Lisa Faulkner as Ray Hayward's Partner Morwenna Banks as Tracey Mullane Keir Charles as Robert Buckland MP Lolly Jones as Kelly David Michaels as CS Kier Pritchard Therese Bradley as Probation Officer Nila Aalia as Betty Liam Akpan as PC Tom Lewis Peek as Man at Football Will Barton as John Beggs QC Pamela Lyne as Petition Lady Jim Conway as Superintendant Dan Fredenburgh as Mark Ley-Morgan Adie Allen as Anna Proctor Rocky Marshall as CC Andy Parker