Guest Stars Zoe Tapper as Katy Sutcliffe Danny Webb as DS Rory Maxwell Richie Campbell as Liam Sutcliffe Shelley Conn as DI Vanessa Harmon Jamie Flatters as Luke Earlham Cairo Eusebe as Max Sutcliffe Taylor Bent-Green as Olly Sutcliffe Katherine Kelly as DI Karen Renton Sam Spruell as Oliver Graham Jill Halfpenny as Jennifer Robertson Howard Charles as Carl Peterson Amy Nuttall as Winnie Peterson Kieran Bew as Ian Davis Jack Colgrave Hirst as Greg Maxwell Jenny Galloway as Hotel Receptionist Freya Evans as Nurse