Guest Stars Gerran Howell as Rhys Simpson Carly-Sophia Davies as Sadie Simpson Mark Lewis Jones as Caleb Williams Louis Serkis as Johnny Williams Natalia Kostrzewa as Eva Bartosz Eiry Thomas as PC Jane Crowther Michael Obiora as Scott Foley Sharon Morgan as Gwen Thomas Marcin Zarzeczny as Pavel Jack Parry-Jones as DCI Neil Anderson Waj Ali as Khalad Rogan Gavin Spokes as Pete Mason Patrick Brennan as Malcolm Crowther Joshua McCord as Bunny Silas Carson as Ersin Turuk Mia Tomlinson as Alice Williams Garmon Rhys as Dan Akin Gazi as Cakir Catrin Powell as Michelle Aneirin Hughes as Nigel Hoyle Gareth David-Lloyd as Gethin Kai Owen as DI Glenn Hughes Remy Beasley as DC Chrissie Bull Lowri Palfrey as Sandra Priya Blackburn as Selma Turuk Rendah Beshoori as Maria Turuk Caitlin Griffiths as Grace
