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)