Guest Stars Steven Meo as DI Lynne Harries Richard Corgan as DS Glyn Johnson Steffan Cennydd as Jack Wilkins Kyle Lima as DC Nigel Rowe Simon Nehan as Craig Rhodri Evan as DCS Coles Suzanne Packer as Chief Constable Tyler William Thomas as DCI George Jones Roger Evans as DCI Jim Morris Francine Morgan as Parole Board Judge Andrew MacBean as Parole Board Member 2 Hywel Morgan as Prison Governor Mabli Jên Eustace as Amy Wilkins Joanna van Kampen as Parole Board Member 1 Vern Griffiths as Huntsman Detective Terema Wainwright voices Benefits Officer