Jean Dujardin
Picquart
Louis Garrel
Alfred Dreyfus
Emmanuelle Seigner
Pauline Monnier
Grégory Gadebois
Henry
Hervé Pierre
General Gonse
Wladimir Yordanoff
General Mercier
Didier Sandre
General Boisdeffre
Melvil Poupaud
Maître Labori
Eric Ruf
Sandherr
Mathieu Amalric
Bertillon
Laurent Stocker
General de Pellieux
Vincent Perez
Maître Leblois
Michel Vuillermoz
Du Paty de Clam
Vincent Grass
General Billot
Denis Podalydès
Maître Demange
Damien Bonnard
Desvernine
Laurent Natrella
Esterhazy
Bruno Raffaelli
Judge Delegorgue
Pierre Poirot
Vallecalle Clerk
Stefan Godin
General Darras
Yannik Landrein
Gast
Luca Barbareschi
Philippe Monnier
Mohammed Lakhdar-Hamina
Bachir
Kevin Garnichat
Lauth
Vincent de Boüard
Gribelin
Luce Mouchel
Madame Sandherr
Fabien Tucci
Security Officer
Fred Epaud
Artillery Officer
Nicolas Wanczycki
Foucault
Franck Mercadal
Captain Calmont
Philippe Magnan
Attorney Brisset
Pierre Forest
Colonel Maurel
Édith Le Merdy
Concierge
Jeanne Rosa
Martha Leblois
Benoît Allemane
Georges Charpentier
Ludovic Paris
Senator Ranc
Gérard Chaillou
Georges Clémenceau
Nicolas Bridet
Mathieu Dreyfus
André Marcon
Émile Zola
Pierre Aussedat
Colonel at Picquart's Arrest
Rafaël de Ferran
Newspaper Seller
Jean-Marie Frin
Judge Delegorgue
Swan Starosta
Lucie Dreyfus
Jean-Gilles Barbier
Duel Arbiter
Jean-Marie Lecoq
Duel Doctor
Thierry Gimenez
Colonel Jouaust
Clément Jacqmin
Journalist
Boris Ventura-Diaz
Journalist
Lionel Mur
Journalist
Raphaël Caraty
Journalist
Yves-Pol Deniélou
Journalist
Laurine Ristroph
Dancer
Julien Francomano
Musician
Brigitte Boucher
Marie Bastian (uncredited)
Michèle Clément
Washerwoman (uncredited)
Nicolas de Lavergne
Auguste Dutrieux (uncredited)
Pierre Hurel
Man (uncredited)
Romain Lehnhoff
Gunner (uncredited)
Pierre Léon Luneau
Captain Valdant (uncredited)
Roman Polanski
Concertgoer (uncredited)
Charles Tesnière
Officer (uncredited)
Antoine Zerbini
Soldier (uncredited)
