La Belle Époque

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

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