Guest Stars George Robinson as JP Harry Gilby as Dan Tallulah Evans as Haley Harvey Almond as Tom Gerard Monaco as Martin Neil Cole as Racing Instructor Payal Mistry as Portia George Harris as Pool Boy Charlotte Bloomsbury as Sarah the Publicist Isla Bowles as Kim Kamira Samuel as Kitty Victoria Wyant as Camilla Emma Kershaw as Emily Tommy Belshaw as Giles Amelia Kenworthy as Anna Sekou Diaby as Zach Seosaimhin Hennelly as Maddie Fiona Marr as Detective Sato