Gaspard Ulliel
Role: Yves Saint Laurent
Jérémie Renier
Role: Pierre Bergé
Léa Seydoux
Role: Loulou de la Falaise
Louis Garrel
Role: Jacques de Bascher
Amira Casar
Role: Anne-Marie Munoz
Aymeline Valade
Role: Betty Catroux
Helmut Berger
Role: Yves Saint Laurent in 1989
Jasmine Trinca
Role: Talitah Getty
Valeria Bruni Tedeschi
Role: Client
Brady Corbet
Role: Business man Squibb
Dominique Sanda
Role: Lucienne
Robert Peoples
Role: 1971 fashion show guest
Jonathan Louis
Role: Man in the evening
Anaïs Couette
Role: Translator
Ernst Umhauer
Role: Pascal, the young journalist
Serge Bozon
Role: Parade organizer
Faouzi Bensaïdi
Role: Butler
Alice Barnole
Role: Madeleine, pregnant dressmaker
Anaïs Romand
Role: Dressmaker
Iliana Zabeth
Role: Young dressmaker
Guillaume Verdier
Role: Legionnaire
Bertrand Bonello
Role: Journalist Libé
Thomas Bidegain
Role: Journalist Libé
Thierry de Peretti
Role: Editor-in-chief Libé
Benjamin Crotty
Role: Andy Warhol (voice)
Pauline Jacquard
Role: Fashion model
Laure Giappiconi
Role: Erica