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 Ian Puleston-Davies as Mick O'Callaghan Dominic Tighe as DS Bob Cooper Rufus Gerhardt-Williams as Aiden O'Callaghan Charlie Cooper as Kevin Reape Christopher Fulford as John Godden Stephanie Hyam as Becky Godden-Edwards Simone Lahbib as Debbie Daniel Betts as ACC Mike Veale Gary Oliver as DCC Pat Geenty Florence Howard as Sian O'Callaghan Caroline Bartleet as DS Sarah Bilston David Nellist as DI Steve Kirby Andrew Brooke as Coleman Evelyn Hoskins as Halliwell's Daughter 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 Ian Conningham as Doctor Andrew Rattenbury as Rob Murphy Thomas Coombes as Driver