Guest Stars Reece Braddock as Mauricio Oscar Braddock as Mauricio Keeley Hawes as Suze Beaumont Paul Ready as Benji Robertson Ed Skrein as Anthony Walsh Mia Goth as Sophie Campbell Liz Smith as Harriet Stone Rebecca Saire as Sophie's Mother Pascal Laurent as Jean-Claude Delplanque Elizabeth Rider as Neighbour Emma Campbell-Jones as Grace Marie Berto as Catherine Leclerc Dan Fredenburgh as Doctor Clacy Mark Spalding as Asst Chief Constable Gerry Bryant Ben Abell as Reporter Polly Frame as WPC Mark Powley as Vernon Campbell Olivier Cruveiller as Deblicker Carlotta Antonucci as Léa Simon Koukissa as Simon