Owen Wilson as Gil

Rachel McAdams as Inez

Kathy Bates as Gertrude Stein

Kurt Fuller as John

Adrien Brody as Salvador Dalí

Carla Bruni as Museum Guide

Marion Cotillard as Adriana

Michael Sheen as Paul

Nina Arianda as Carol

Tom Hiddleston as F. Scott Fitzgerald

Mimi Kennedy as Helen

Alison Pill as Zelda Fitzgerald

Léa Seydoux as Gabrielle

Corey Stoll as Ernest Hemingway

Maurice Sonnenberg as Man at Wine Tasting

Thierry Hancisse as 1920's Partygoer

Guillaume Gouix as 1920's Partygoer

Audrey Fleurot as 1920's Partygoer

Marie-Sohna Condé as 1920's Partygoer

Yves Heck as Cole Porter

Sonia Rolland as Joséphine Baker

Daniel Lundh as Juan Belmonte

Laurent Spielvogel as Antiques Dealer

Thérèse Bourou-Rubinsztein as Alice B. Toklas

Marcial Di Fonzo Bo as Pablo Picasso

Emmanuelle Uzan as Djuna Barnes

Tom Cordier as Man Ray

Adrien de Van as Luis Buñuel

Serge Bagdassarian as Détective Duluc

Gad Elmaleh as Détective Tisserant

David Lowe as T.S. Eliot

Atmen Kelif as Hotel Doctor

Yves-Antoine Spoto as Henri Matisse

Laurent Claret as Leo Stein

Sava Lolov as Belle Époque Couple

Karine Vanasse as Belle Époque Couple

Catherine Benguigui as Maxim's Hostess

Vincent Menjou Cortes as Henri de Toulouse-Lautrec

Olivier Rabourdin as Paul Gauguin

François Rostain as Edgar Degas

Marianne Basler as Versailles Royalty

Michel Vuillermoz as Versailles Royalty

Kenneth Edelson as Guest at Maxims (uncredited)