Guest Stars Niccy Lin as Sophie Soo Ozioma Whenu as Blessing Bosede Dario Coates as Connie Ben Wiggins as Roald Walker Burton Eve Austin as Gemma Graham-Greene Co Starring Andrew Gower as Detective Peter Andrews Rhoda Ofori-Attah as Detective Monifa Sunday Ben Castle-Gibb as Toby Alan Calton as Dom Simon Ludders as Robert Matthew Steer as Butler Anoushka Chadha as Grace Louis Saxby as Sean