The Lost Illusions (French: Illusions perdues, working title: Comédie Humaine) is a 2021 French drama film directed by Xavier Giannoli, from a screenplay by Giannulli and Jacques Vichy, based on the first and second parts of Les illusions perdues (3 novels; 1837-1843) by Honoré de Balzac . Stars Benjamin Voisin, Xavier Dolan, Vincent Lacoste, Cécile de France, Gérard Depardieu, and Jeanne Ballbart . It had its world premiere at the 78th Venice Film Festival on September 5, 2021. It was released in France on October 20, 2021, by Gaumont. The film received fifteen nominations at the 47th César Awards, and won in seven categories, including Best Picture, Best Adapted Screenplay, Best Cinematography, Best Supporting Actor for Lacoste, and Best Promising Actor for Voisin. MOVIE TRAILER: