Mélanie Laurent

Élise 'Lili' Tellier

Kad Merad

Paul Tellier

Isabelle Renauld

Isabelle Tellier

Julien Boisselier

Thomas aka 'Grenouille'

Aïssa Maïga

Léa

Simon Buret

Antoine, Loïc's friend

Christophe Rossignon

The hallway teacher

Thibault de Montalembert

Psychiatrist

Éric Herson-Macarel

The first teacher

Emmanuel Courcol

The doctor from Vigneux

Martine Chevallier

The first nurse

Jean-Yves Gautier

Chief doctor

Nathalie Besançon

The second nurse

Thierry Lavat

The second teacher

Mickael Trodoux

Loïc

Flore Vannier-Moreau

The first Shopi cashier

Blandine Pélissier

Saint-André hotel receptionist

Stéphanie Cabon

Intern

Emmanuelle Dupuy

Medical secretary

Alain Cauchi

Manager of the Shopi

Yoann Denaive

Thomas' brother

Charlotte Clamens

Thomas' mother

Laurent Claret

Thomas' father

Stéphanie Pasterkamp

Young woman at the party

Nicolas Bridet

The balcony guy

Thierry Nenez

Monopole hotel receptionist

Pierre-Benoist Varoclier

Eurolines driver

Pierre Guimard

The Saint-Aubin singer

Eric Renault

The second homeless person

Gérard Cherqui

Nicolas Fine

Françoise Guiol

Francia Seguy

Christophe Vienne

Aurélie Vérillon

Maximilien Poullein

Young trendy (uncredited)

Patrick Sébastien

Self (archive footage) (uncredited)