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

Éric Herson-Macarel as First teacher

Emmanuel Courcol as Doctor from Vigneux

Martine Chevallier as First nurse

Jean-Yves Gautier as Chief doctor

Nathalie Besançon as Second nurse

Thierry Lavat as Second teacher

Mickael Trodoux as Loïc

Flore Vannier-Moreau as First Shopi cashier

Blandine Pélissier as Saint-André hotel receptionist

Stéphanie Cabon as Intern

Emmanuelle Dupuy as Medical secretary

Alain Cauchi as Manager of the Shopi

Yoann Denaive as Thomas' brother

Charlotte Clamens as Thomas' mother

Laurent Claret as Thomas' father

Stéphanie Pasterkamp as Young woman at the party

Nicolas Bridet as Balcony guy

Thierry Nenez as Monopole hotel receptionist

Pierre-Benoist Varoclier as Eurolines driver

Pierre Guimard as Saint-Aubin singer

Olivier Mothes as Jean, burly nurse

Valérie Blin as Shopi customer

Richard Mothes as Party bartender

Hubert Dupuy as Thomas's friend

Laurent Martinez as First homeless person

Eric Renault as Second homeless person

Stéphanie Drouin as Second Shopi cashier

Pascal Sandoz as Shopi warehouse worker

Alexis Manuel as Father on the beach

Olivier Hélie as Boss of Saint-Aubin tobacco

Jean-Philippe Avenel as Taxi driver

Thomas Bidart as Postman

Gérard Cherqui as

Nicolas Fine as

Raphaël Goutner as

Françoise Guiol as

Marianne Henry as

Olivia Lioret as

Francia Seguy as

Christophe Vienne as

Aurélie Vérillon as

Maximilien Poullein as Young trendy (uncredited)

Patrick Sébastien as Self (archive footage) (uncredited)