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 as

Balthazar Girard-Père as Yves Saint Laurent enfant

Anaïs Thomas as

Raphaël Neal as Thadée Klossowski

Alexis Lameda-Waksmann as

Kate Moran as Vibeke

Laura Cieplik as Erika - actrice film nocturne

Joanna Grudzinska as

Christophe Robin as

Ernst Umhauer as Pascal, the young journalist

Serge Bozon as Parade organizer

Jeando Cardi as Klaus Nomi

Elsa Amiel as

Faouzi Bensaïdi as Butler

Patrick Pelloux as Le médecin

Pierre Léon as Réceptionniste hôtel

Marcelo Novais Teles as Homme aux chiens

Isabelle Ungaro as

Julie Richard as

Alice Barnole as Madeleine, pregnant dressmaker

Anaïs Romand as Dressmaker

Maïa Sandoz as

Iliana Zabeth as Young dressmaker

Emmanuel Matte as

Jérémie Bélingard as Moustachu dans la loge

Alexis Smolen as

Guillaume Verdier as Legionnaire

Jérôme Voneuw as

Antoine Cholet as

Tom Svaldi as

Bertrand Bonello as Journalist Libé

Thomas Bidegain as Journalist Libé

Thierry de Peretti as Editor-in-chief Libé

Camille Kouchner as

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