Keira Knightley as Colette

Dominic West as Willy

Denise Gough as Missy

Fiona Shaw as Sido

Robert Pugh as Jules

Eleanor Tomlinson as Georgie Raoul-Duval

Ray Panthaki as Veber

Dickie Beau as Wague

Jake Graf as Gaston De Caillavet

Polina Litvak as Lily

Rebecca Root as Rachilde

Máté Haumann as Count Muffat

Karen Gagnon as Aspiring Actress

Katinka Egres as Hungarian Countess

Alexis Latham as Second Heckler

Attila Árpa as Heckler

Peter Schueller as Reporter

Caroline Boulton as Flossy

Masayoshi Haneda as Baptiste (uncredited)

Scott Alexander Young as Hotel Manager (uncredited)

Julian Wadham as Ollendorff

Al Weaver as Schwob

Aiysha Hart as Polaire

Virág Bárány as Lotte Kinceler

Shannon Tarbet as Meg

Janine Harouni as Jeanne De Caillavet

Johnny K. Palmer as Paul Héon

Arabella Weir as Mme. De Caillavet

Sloan Thompson as Matilde

Kylie Watt as Opera Singer

Joe Geary as Bailiff

István Gyurity as Waiter

Alexandra Szucs as Second Actress

Mark Griffith as Photographer

Dorcas Coppin as Young Claudine

Nathanaël Bez as Sweetheart

David Delgado Shorter as Passer-by

Nick Scudamore as Priest

Anita Gera as Secret Lover

Csémy Balázs as Posh Heckler (uncredited)

Izzy Bayley-King as Polka Dancer (uncredited)

Peter Sztojanov, Jr. as Waiting Staff (uncredited)

Roderick Hill as Theatre Manager

Karl Farrer as Hero Polka Dancer (uncredited)