Guest Stars Jessie Buckley as Marya Bolkonskaya Olivia Ross as Mademoiselle Bourienne Matthew Stagg as Nikolushka (Age 5-6) Emily Taaffe as Katya Rory Keenan as Bilibin Guillaume Faure as Napoleon's Adjutant Otto Farrant as Petya Ben Lloyd-Hughes as Tsar Alexander David Quilter as Tikhon Jolyon Coy as Kaisorov Terence Beesley as General Benningsen Oscar Pearce as Lieutenant Colonel Dainius Jankauskas as Andrei's Orderly Fenella Woolgar as Catiche Kuragini Nick Brimble as Dron Paul Bentall as Colonel, Borodino Edward Dogliani as Angry Peasant Emily Lawrence as Voronezh Party Guest Will Attenborough as Artillery Officer Andrew Bicknell as Voronezh Governor Candida Gubbins as Voronezh Governor's Wife Edgaras Zemaitis as Russian Officer, Borodino Nicolas Carpentier as Monsieur Dessales Lukas Malinauskas as Soldier, Russian Camp Edgar Bechter as French Officer Marc Arnaud as French Officer Jean-Baptiste Puech as French Officer Yitzchak Averbuch as Borodino Doctor Alex Bhat as Helene's Lover Paulius Markevičius as Mounted Officer Andrew Popkov as Elderly Serf Sakalas Uždavinys as Smolensk Innkeeper Philippe Maymat as Doctor Metivier Harry Lister Smith as Lieutenant Ilyin Tom Lorcan as Artillery Soldier Justas Valinskas as Dressing Station Orderly