Guest Stars Gavin Spokes as DI Phil Cowper Mark Monero as Curtis 'Lord' Rey Lucy Black as DCI Sandy Mosby Carolin Stoltz as Alma McHugh Anthony Lewis as DC Niall Ibbotson Junade Khan as DS Pritam Khan Moe Bar-El as Artem Kaya Moore as Noel Wilkes Tillie Amartey as Jade Wilkes Souad Faress as Zaara Slack Kate Rutter as Juliet Donovan Julie Edwards as Lynne Iona McKeown as Aiofe McHugh Rakesh Boury as Personal Officer Misha Duncan-Barry as Prison Officer Mohammad Sakhi as Rowdy Kid 1 Sara Beharrell as Tipsy Mum Ray Castleton as Old Lag Liz Simmons as Prison Nurse Samir Arrian as Rowdy Kid 2 Hopi Grace as Gwen Tahir Shah as Imam Marva Alexander as Joy Okoye David Hartley as Funeral Director