Emmanuelle Seigner Pauline Monnier
Roman Polanski Director, Concertgoer (uncredited), Writer
Jean Dujardin Picquart
Mathieu Amalric Bertillon
Nicolas Bosc Stunt Double
Louis Garrel Alfred Dreyfus
Grégory Gadebois Henry
Franck Mercadal Captain Calmont
Wladimir Yordanoff General Mercier
Melvil Poupaud Maître Labori
Vincent Perez Maître Leblois
Hervé de Luze Editor
André Marcon Émile Zola
Fred Epaud Artillery Officer
Pierre Aussedat Colonel at Picquart's Arrest
Benoît Allemane Georges Charpentier
Paolo Del Brocco Co-Producer
Jean-Marie Frin Judge Delegorgue
Brigitte Boucher Marie Bastian (uncredited)
Luce Mouchel Madame Sandherr
Gérard Chaillou Georges Clémenceau
Ludovic Paris Senator Ranc
Zbigniew Gustowski Focus Puller
Luca Barbareschi Co-Producer, Philippe Monnier
Thierry Gimenez Colonel Jouaust
Alexandre Desplat Original Music Composer
Jean-Gilles Barbier Duel Arbiter
Jean-Marie Lecoq Duel Doctor
Clément Jacqmin Journalist
Philippe Magnan Attorney Brisset
Kevin Garnichat Lauth
Didier Sandre General Boisdeffre
Jeanne Rosa Martha Leblois
Lukasz Raczynski Executive Producer
Nicolas Bridet Mathieu Dreyfus
Laurent Natrella Esterhazy
Constantino Margiotta Executive Producer
Pierre Forest Colonel Maurel
Roman Abramovich Executive Producer
Axelle Boucaï Associate Producer
Swan Starosta Lucie Dreyfus
Robert Harris Book, Screenplay
Hervé Pierre General Gonse
Pierre Léon Luneau Captain Valdant (uncredited)
Damien Bonnard Desvernine
Kasia Nabialczyk Executive Producer
Denis Podalydès Maître Demange
Laurent Stocker General de Pellieux
Raphaël Caraty Journalist
Zbigniew Raczynski Executive Producer
Vincent de Boüard Gribelin
Yannik Landrein Gast
Fabien Tucci Security Officer
Mathieu Cayrou Private Dugommier (uncredited)
Pierre Hurel Man (uncredited)
Dominique Moisan Art Direction
Christophe Maratier Warrant Officer
Édith Le Merdy Concierge
Charles Tesnière Officer (uncredited)
Vincent Grass General Billot
Aymeric Devoldère Supervising Sound Editor
Mohammed Lakhdar-Hamina Bachir
Vesna Peborde Key Makeup Artist
Alain Féat Sound Editor
Nicolas Wanczycki Foucault
Pascaline Chavanne Costume Design
Agathe Dupuis Key Hair Stylist
Paweł Edelman Director of Photography
Mickael Cartier Gunner
Alain Goldman Producer
Cyril Holtz Sound Re-Recording Mixer
Lionel Mur Journalist