Guest Stars Patrick Walshe McBride as Sebastian Brudenell Amber Aga as DI Christina Marlowe Asheq Akhtar as Ajay Matharu Carol Royle as Anastasia Kusk Paul Moriarty as Pavel Kusk Paul Moriarty as Petrov Kusk David Calder as Harold Hamworthy Adam Wittek as Dimitri Kapel Kristian Phillips as Alek Hodzik