Guest Stars Nicholas Farrell as Eyre Crowe James McArdle as Alec Bernhard Schütz as Helmuth Moltke Kate Ambler as Muriel Stephan Szász as Jagow André Kaczmarczyk as Jens Holger Kunkel as Falkenhayn Niall Cusack as Benckendorff François-Eric Gendron as Paul Cambon George Lenz as Mensdorff Chris Kelly as Gavrilo Princip Ian Beattie as Tsar Nicholas II Christopher Leveaux as Lieutenant Feldmann Gordon Fulton as Sukhomlinov
