Guest Stars Aysha Kala as Sonya Singh Dionne Brown as DC Chloe Summers Tom Moutchi as Errol Mathis Georgina Rich as ACC Claudia Mayhew Maisie Ayres as Lisa Ian Bonar as DCI Roy Chambers Rasaq Kukoyi as Patrick Burrowes Joana Borja as Carla Patrice Naiambana as Reggie Mathis Paul Thornley as Stefan Ash Steffan Cennydd as DC Jed Stanning Anna Wilson-Jones as Hester Ash Ema Cavolli as Adelaide Burrows