Mélanie Laurent

as Élise 'Lili' Tellier

Kad Merad

as Paul Tellier

Isabelle Renauld

as Isabelle Tellier

Julien Boisselier

as Thomas aka 'Grenouille'

Aïssa Maïga

as Léa

Simon Buret

as Antoine, Loïc's friend

Christophe Rossignon

as Hallway teacher

Thibault de Montalembert

as Psychiatrist