Gaspard Ulliel

as Yves Saint Laurent

Jérémie Renier

as Pierre Bergé

Louis Garrel

as Jacques de Bascher

Léa Seydoux

as Loulou de la Falaise

Aymeline Valade

as Betty Catroux

Amira Casar

as Anne-Marie Munoz

Micha Lescot

as Monsieur Jean-Pierre

Helmut Berger

as Yves Saint Laurent in 1989

Valeria Bruni Tedeschi

as Client

Valérie Donzelli

as Tante Renée

Jasmine Trinca

as Talitah Getty

Dominique Sanda

as Lucienne

Vittoria Scognamiglio

as Directrice de l'atelier

Brady Corbet

as Business man Squibb

Anaïs Couette

as Translator

Stuart Seide

as Richard

Patrick Sobelman

as Homme d'affaires

Laurent Larivière

Balthazar Girard-Père

as Yves Saint Laurent enfant

Anaïs Thomas

Raphaël Neal

as Thadée Klossowski

Alexis Lameda-Waksmann

Kate Moran

as Vibeke

Laura Cieplik

as Erika - actrice film nocturne

Joanna Grudzinska

Christophe Robin

Ernst Umhauer

as Pascal, the young journalist

Serge Bozon

as Parade organizer

Jeando Cardi

as Klaus Nomi

Elsa Amiel

Faouzi Bensaïdi

as Butler

Patrick Pelloux

as Le médecin

Pierre Léon

as Réceptionniste hôtel

Marcelo Novais Teles

as Homme aux chiens

Isabelle Ungaro

Julie Richard

Alice Barnole

as Madeleine, pregnant dressmaker

Anaïs Romand

as Dressmaker

Maïa Sandoz

Iliana Zabeth

as Young dressmaker

Emmanuel Matte

Jérémie Bélingard

as Moustachu dans la loge

Alexis Smolen

Guillaume Verdier

as Legionnaire

Jérôme Voneuw

Antoine Cholet

Tom Svaldi

Bertrand Bonello

as Journalist Libé

Thomas Bidegain

as Journalist Libé

Thierry de Peretti

as Editor-in-chief Libé

Camille Kouchner

Benjamin Crotty

as Andy Warhol (voice)

Chloé Passavant

as Mannequin

Cyrielle Capitanio

as Mannequin

Morgane Humbert

as Mannequin

Juliette Coiffard

as Mannequin

Amance Galinou

as Mannequin

Julia Aléthéa

as Mannequin

Claire Lang

as Mannequin

Hannah Levin

as Mannequin

Laura Malvarosa

as Mannequin

Aurélie Rose

as Mannequin

Alexis Gredy

as Mannequin

Kelly Bekkar

as Mannequin

Karine Cali

as Mannequin

Erika Bilinszky

as Mannequin

Cynthia Girardot

as Mannequin

Stéphanie Galvani

as Mannequin

Flora Mathieu

as Mannequin

Magda Kulpinska-Bergeaud

as Mannequin

Sheila Shanel

as Mannequin

Marion Roussignol

as Mannequin

Ines Zaied Ben Ghalia

as Mannequin

Estelle Girard Parks

as Mannequin

Francielle Rambo

as Mannequin

Sophie Balingon

as Mannequin

Mahady Sissoko

as Mannequin

Stephy Galvani

as Mannequin

Djinda Kane

as Mannequin

Agnès Paola Boiston

as Mannequin

Pauline Jacquard

as Mannequin scène finale

Jonathan Louis

as Man in the evening

Robert Peoples

as 1971 fashion show guest

Audrey Quoturi

as 1971 fashion show guest