Mélissa Boros

Alpha

Tahar Rahim

Amin

Golshifteh Farahani

Mother

Emma Mackey

Nurse

Finnegan Oldfield

English Teacher

Louai El Amrousy

Adrien

Ambrine Trigo Ouaked

Young Alpha

Fadila Belkebla

Alpha's Aunt 1

Marc Riso

Benny

Jean-Charles Clichet

PE Teacher