Keira Knightley

Colette

Dominic West

Willy

Denise Gough

Missy

Fiona Shaw

Sido

Robert Pugh

Jules

Eleanor Tomlinson

Georgie Raoul-Duval

Ray Panthaki

Veber

Dickie Beau

Wague

Jake Graf

Gaston De Caillavet

Polina Litvak

Lily

Rebecca Root

Rachilde

Máté Haumann

Count Muffat

Karen Gagnon

Aspiring Actress

Katinka Egres

Hungarian Countess

Alexis Latham

Second Heckler

Attila Árpa

Heckler

Peter Schueller

Reporter

Caroline Boulton

Flossy

Masayoshi Haneda

Baptiste (uncredited)

Scott Alexander Young

Hotel Manager (uncredited)

Julian Wadham

Ollendorff

Al Weaver

Schwob

Aiysha Hart

Polaire

Virág Bárány

Lotte Kinceler

Shannon Tarbet

Meg

Janine Harouni

Jeanne De Caillavet

Johnny K. Palmer

Paul Héon

Arabella Weir

Mme. De Caillavet

Sloan Thompson

Matilde

Kylie Watt

Opera Singer

Joe Geary

Bailiff

István Gyurity

Waiter

Alexandra Szucs

Second Actress

Mark Griffith

Photographer

Dorcas Coppin

Young Claudine

Nathanaël Bez

Sweetheart

David Delgado Shorter

Passer-by

Nick Scudamore

Priest

Anita Gera

Secret Lover

Csémy Balázs

Posh Heckler (uncredited)

Izzy Bayley-King

Polka Dancer (uncredited)

Peter Sztojanov, Jr.

Waiting Staff (uncredited)

Roderick Hill

Theatre Manager

Karl Farrer

Hero Polka Dancer (uncredited)