La Belle Époque

Clément Moreau as Alex, the dresser Yann Chermat as Guest of the Baroness Hakou Benosmane as Gang member Niki Zischka as Guest at Maxime's dinner Benjamin Guillard as Guest at Maxime's dinner Mila Ayache as Léa, the pavilion's little girl Sandrine Moaligou as Lucie, the waitress Hugues Martel as Boring dinner guest Mélina Ferné as The woman at the orgy Jean-Noël Martin as The man at the counter Élisabeth Vitali as The Baroness Arnaud de Montlivault as Louis XVI (uncredited) Christiane Millet as Sylvie / Josiane Cédric Zimmerlin as The 'Time Travelers' consultant Michaël Cohen as Maxime Drumond Bertrand Poncet as Adrien Yamina Meghraoui as Guest at Maxime's dinner Daniel Auteuil as Victor Drumond Frédéric Sandeau as Jean-Claude, the bartender Maria Verdi as The singer Jürgen Zwingel as Guest at Maxime's dinner Lizzie Brocheré as Gisèle / Margot's girlfriend Pierre Arditi as Pierre Pierre Estorges as The Jewish Marquis Yves-Batek Mendy as The valet Sébastien Corona as Maxime employee Valérie de Monza as Boring dinner guest Denis Podalydès as François Franck Mercadal as Boring dinner guest Emmanuel Ménard as Hitler lookalike (uncredited) François Vincentelli as Lionel, Margot's fake husband Claude Aufaure as Peter's father Loïc Lacoua as Ludo, the colleague Bertrand Combe as The real estate agent Fabien Cahen as The guitarist at the party Bruno Raffaelli as Maurice / Yvon / Hemingway Gaël Tavares as Gang member Laurent Marion as Maxime employee Éric Frey as Napoléon III Doria Tillier as Margot Fanny Ardant as Marianne Drumond Jeanne Arènes as Amélie Tobias Licht as German general Laetitia de Fombelle as The Marquise with pearls Dimitri Leroy as John Lennon lookalike Thomas Scimeca as Freddy / Hans Axel Von Fersen Guillaume Canet as Antoine Adrien Ruiz as Gang member Urbain Cancelier as Villemain Abraham Touré as Gang member Pierre Forest as The hotel receptionist Constance Gay as Margot's replacement Elisabeth Duda as Guest at Maxime's dinner Anne Aor as Elderly Gisèle Sophie-Marie Larrouy as Extra at the castle

Jean-Paul Hurier Sound Re-Recording Mixer Séverin Favriau Supervising Sound Editor Emmanuelle Youchnovski Costume Design Denis Pineau-Valencienne Producer Anne-Sophie Versnaeyen Original Music Composer Nicolas Bedos Writer, Director, Original Music Composer Laurent Bozzi Hairstylist Ardavan Safaee Producer Adrian Politowski Executive Producer Frédérique Arguello Hairstylist Virginie Berland Wigmaker Nicolas Bolduc Director of Photography Stéphane Rozenbaum Production Design Anny Danché Editor Florent Vassault Editor François Kraus Producer