Guest Stars Ian Puleston-Davies as Ray Bilton Nasser Memarzia as Gooran Cyrus Lucy Thackeray as Terri Robinson Nima Taleghani as Choobin T'Nia Miller as WDC Laura McIntyre Christopher Fairbank as Billy Lincoln Tom Christian as D.I. Jamie Day Thomas Coombes as Gary Stevenson Jonah Russell as DCI Paul Johnson Amira Ghazalla as Armita Taurean Steele as Tool Shop Assistant William Ely as John Curtis Maggie Bourgein as Collins' Wife
