Guest Stars Paul Kasey as Weevil Nikki Amuka-Bird as Beth Halloran Alex Harries as Burglar 2 Dominic Coleman as Police Officer Claire Cage as David's Wife Sean Carlsen as Patrick Grainger Derek Lea as Paramedic Doug Rollins as David Victoria Pugh as Mrs. Grainger Dyfed Potter as Mike Lyndon Luke Rutherford as Burglar 1 William Hughes as Alex Grainger Millie Phillippart as Girl Matthew Arwel Pegram as Driver