Guest Stars Pippa Nixon as DC Karen Willetts Michelle Bonnard as Sal Colin R. Campbell as Detective Superintendent Andrews Lucy Speed as Marnie Barton Clare Calbraith as Anna Liz White as Fiona Grayson Susan Lynch as Liz Baildon Andy Nyman as Dean Barton Mina Andala as Eugenia Phaldut Sharma as Ram Sidhu Daniel Flynn as Geoff Tomlinson Sheila Hancock as Eileen Baildon Rory Averdieck as Jack Barton Charles Dale as Chief Constable Robin Amanda Douge as Janet Harry Baxendale as Sam Darcey Hogan as Molly Alec Newman as Marc Alice Sykes as Claire Cameron Jack as SPT Paul Copley Alessandro Babalola as Mustafa Katie Jarvis as Lucy Myers Karishma Navekar as Dr. Shabia