Jimmy questions Donna about the shocking DNA results, Alison arrives in Norway in search of Andreas Hagan, and an unexpected twist leads Perez and Tosh into the murky world of the Norwegian far right.
Quest roles:
Sean McGinley(Drew McColl), Sophie Stone(Jo Halley), Michael Moreland(Benny Ray), Carolin Stoltz(DI Anke Strøm), Arnmundur Ernst Björnsson(Lars Bleymann), Joi Johannsson(Andreas Hagan), Ida Elise Broch(Trine), Hege Schøyen(Nina Søderland)