Guest Stars Tom Beard as Bingham Ben Bailey Smith as Tyrone Jane Riley as Sam's Mother Maddy Griffiths as Young Sam Indira Varma as Natalie Thorpe Uriel Emil as Hasan Moussa David Sterne as Dave Ryder Manjinder Virk as Simran Bains Jonny Phillips as DI Everett James Daffern as Andrew Hayden Miranda Nolan as Trudy Barnes James Hayes as Priest Richard Dormer as Lewis Conroy Michael Carter as Vincent Cage Akin Gazi as Bilal