Guest Stars Lyndsey Marshal as Sasha Blackburn Kyle Soller as Marcus Chadwell Niamh Cusack as Sylvie Blake Shaun Parkes as Bennett Walker Lloyd Owen as Det Supt Mitchell Richard Sutton as DI Jason Snow Stephen Kennedy as Ted Blake Tom Padley as Connor Blake Robert Whitelock as Oliver Bright Karen Meagher as Diane Blackburn Jane Leaney as Mandy Bright Harrison Stagg as Max Jay Simpson as Ryan White Toby Wharton as Joe Sherringham Jude Monk McGowan as David Sellars