Oficer i szpieg

André Marcon

Émile Zola

Antoine Zerbini

Soldier (uncredited)

Benoît Allemane

Georges Charpentier

Boris Ventura-Diaz

Journalist

Brigitte Boucher

Marie Bastian (uncredited)

Bruno Raffaelli

Judge Delegorgue

Charles Tesnière

Officer (uncredited)

Clément Jacqmin

Journalist

Damien Bonnard

Desvernine

Denis Podalydès

Maître Demange

Didier Sandre

General Boisdeffre

Emmanuelle Seigner

Pauline Monnier

Eric Ruf

Sandherr

Fabien Tucci

Security Officer

Franck Mercadal

Captain Calmont

Fred Epaud

Artillery Officer

Grégory Gadebois

Henry

Gérard Chaillou

Georges Clémenceau

Hervé Pierre

General Gonse

Jean Dujardin

Picquart

Jean-Gilles Barbier

Duel Arbiter

Jean-Marie Frin

Judge Delegorgue

Jean-Marie Lecoq

Duel Doctor

Jeanne Rosa

Martha Leblois

Julien Francomano

Musician

Kevin Garnichat

Lauth

Laurent Natrella

Esterhazy

Laurent Stocker

General de Pellieux

Laurine Ristroph

Dancer

Lionel Mur

Journalist

Louis Garrel

Alfred Dreyfus

Luca Barbareschi

Philippe Monnier

Luce Mouchel

Madame Sandherr

Ludovic Paris

Senator Ranc

Mathieu Amalric

Bertillon

Melvil Poupaud

Maître Labori

Michel Vuillermoz

Du Paty de Clam

Michèle Clément

Washerwoman (uncredited)

Mohammed Lakhdar-Hamina

Bachir

Nicolas Bridet

Mathieu Dreyfus

Nicolas Wanczycki

Foucault

Nicolas de Lavergne

Auguste Dutrieux (uncredited)

Philippe Magnan

Attorney Brisset

Pierre Aussedat

Colonel at Picquart's Arrest

Pierre Forest

Colonel Maurel

Pierre Hurel

Man (uncredited)

Pierre Léon Luneau

Captain Valdant (uncredited)

Pierre Poirot

Vallecalle Clerk

Rafaël de Ferran

Newspaper Seller

Raphaël Caraty

Journalist

Romain Lehnhoff

Gunner (uncredited)

Roman Polanski

Concertgoer (uncredited)

Stefan Godin

General Darras

Swan Starosta

Lucie Dreyfus

Thierry Gimenez

Colonel Jouaust

Vincent Grass

General Billot

Vincent Perez

Maître Leblois

Vincent de Boüard

Gribelin

Wladimir Yordanoff

General Mercier

Yannik Landrein

Gast

Yves-Pol Deniélou

Journalist

Édith Le Merdy

Concierge