Nahuel Pérez Biscayart as Sean Dalmazo

Arnaud Valois as Nathan

Adèle Haenel as Sophie

Antoine Reinartz as Thibault

Félix Maritaud as Max

Ariel Borenstein as Jérémie

Aloïse Sauvage as Eva

Simon Bourgade as Luc

Mehdi Touré as Germain

Simon Guélat as Markus

Coralie Russier as Muriel

Catherine Vinatier as Hélène

Théophile Ray as Marco

Saadia Bentaïeb as La mère de Sean

Jean-François Auguste as Fabien

Julien Herbin as Julien

Samuel Churin as Gilberti (directeur de Melton Pharm)

Pascal Tantot as Chercheur du ANRS

Yves Heck as Le prof de français

Emmanuel Ménard as Proviseur

François Rabette as Michel Bernin

Caroline Piette as La représentante de ARCAT

Naëlle Dariya as Léa

Sabrina Aliane as Sabrina

Marco Horanieh as Photographe de l'AFP

Jérôme Clément-Wilz as Étienne

Mehdi Rahim-Silvioli as Mehdi