Guest Stars Jodie Whittaker as Beth Latimer Andrew Buchan as Mark Latimer Charlotte Beaumont as Chloe Latimer Carolyn Pickles as Maggie Radcliffe Adam Wilson as Tom Miller Matthew Gravelle as Joe Miller Sarah Parish as Cath Atwood Lenny Henry as Ed Burnett Georgina Campbell as D.C. Katie Harford Sebastian Armesto as Clive Lucas Hannah Rae as Daisy Hardy Mark Bazeley as Jim Atwood Julie Hesmondhalgh as Trish Winterman Oskar McNamara as Danny Latimer Chris Mason as Leo Humphries Hannah Millward as Leah Winterman Charlie Higson as Ian Winterman Becky Brunning as Lindsay Lucas Emily Allison as Lizzie Latimer Roy Hudd as David Barrett Sunetra Sarker as Sahana Harrison Josette Simon as Chief Superintendent Clark Ellora Torchia as Nira