Guest Stars Grace Hogg-Robinson as Tess Marshall Ellie Kendrick as Stephanie Lodge Emmanuel Imani as James Odubajo Con O'Neill as Harry Rowntree Mark Bazeley as Sam Marshall Angus Wright as General Rodney Pickering Amber Aga as DI Hope Jonathan Harden as DI Miller Sam Crane as Dominic Knight Katherine Jack as Cressida McGuire George Turvey as Journalist
