Nassim Hassaïni is an emerging French actor, known for his intense performances in contemporary cinema. He gained widespread recognition for his role as Issa in Ladj Ly's award-winning film **Les Misérables** (2019), a performance that earned him critical acclaim and significant public impact.

He then solidified his presence with a starring role in Romain Gavras's **Athena** (2022), playing Karim, a central character in an explosive social drama. Hassaïni stands out for his ability to portray young people from complex urban backgrounds, often the Parisian *banlieues*. His acting style is characterized by a raw naturalism and strong emotional intensity, which allows him to explore themes of identity, social conflict, and the challenges of contemporary youth with authenticity.