Guest Stars Kate Ashfield as Yvonne Fulcher Owain Arthur as DI Sean Memory Derek Riddell as Pete Shawe Peter Wight as Charlie Edwards Jake Davies as Liam O'Callaghan Jessica D'Arcy as Lora O'Callaghan Ian Puleston-Davies as Mick O'Callaghan Rufus Gerhardt-Williams as Aiden O'Callaghan Charlie Cooper as Kevin Reape Dominic Tighe as DS Bob Cooper Stephanie Hyam as Becky Godden-Edwards Simone Lahbib as Debbie Daniel Betts as ACC Mike Veale Christopher Fulford as John Godden Caroline Bartleet as DS Sarah Bilston Gary Oliver as DCC Pat Geenty Florence Howard as Sian O'Callaghan David Nellist as DI Steve Kirby Evelyn Hoskins as Halliwell's Daughter Andrew Brooke as Coleman David Keeling as CC Brian Moore Nathaniel Parker as Richard Latham QC Caroline Langrishe as Mrs. Justice Cox Paul Bown as Roy Sandlake Colin Mace as Ian Lawrie QC Thomas Coombes as Driver Ian Conningham as Doctor Andrew Rattenbury as Rob Murphy
