Her passion for acting started at a very young age and rapidly pushed her to take drama classes. She auditioned, when still a teenager, and got her first role alongside Isabelle Huppert in Time of the Wolf by Michael Haneke. After this, her career was launched and she played in a series of films among which L’Année suivante by Isabelle Czajka, Hellphone by James Huth, The Beautiful Person by Christophe Honoré, Sois sage by Juliette Garcias, Sweet Evil by Olivier Coussemacq, Dear Prudence by Rebecca Zlotowski, Snows of Kilimanjaro by Robert Guédiguian, Thérèse Desqueyroux by Claude Miller, Quai d’Orsay by Bertrand Tavernier, Paris Follies by Marc Fitoussi, etc.
A filmography rich of 30 films for an actress who isn’t 30 years old yet. In 2014, the press talked about the blooming of Anaïs Demoustier because her face and poise became essential to cinema. Present in Cannes for Bird People by Pascale Ferran, she will soon be featuring in Caprices by Emmanuel Mouret, À trois on y va by Jérôme Bonnell and Une nouvelle amie by François Ozon.