Guest Stars Adrian Rawlins as DCI Simson Kim Vithana as DI Mariner Hana Luheshi as Marah Kerry Fox as Jackie Warwick Griffin Stevens as Ian Salter Ben Pettengell as Benji Christine Tremarco as Nadya Rosen Tony Hirst as Simon Kendle Victoria Wicks as Susannah Marshall Steve Evets as Sam Sophia Capasso as Kizzy Jamie Campbell as Ralph Indra Ové as Jude