Guest Stars Naoko Mori as Leyna Masamoto Ben Batt as Philip Henry / DCI Ethan Fletcher Paul McGann as Archie Addington Daisy Bevan as Loz Addington Louise Jameson as Mrs Burchard Bluey Robinson as Gabriel George Kelvin Fletcher as Donovan Janaway Bridgitta Roy as Mrs Fallon Bill Skinner as Lenny Addington John Omole as Jules Grove Paul Forman as Marco Capone Nino Furuhata as Joji Masamoto