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
Olivier Mothes
Jean, the burly nurse
Valérie Blin
Shopi customer
Richard Mothes
Party bartender
Hubert Dupuy
Thomas's friend
Laurent Martinez
The first homeless person
Eric Renault
The second homeless person
Stéphanie Drouin
The second Shopi cashier
Pascal Sandoz
Shopi warehouse worker
Alexis Manuel
The father on the beach
Olivier Hélie
Boss of Saint-Aubin tobacco
Jean-Philippe Avenel
Taxi driver
Thomas Bidart
Postman
Maximilien Poullein
Young trendy (uncredited)
Patrick Sébastien
Self (archive footage) (uncredited)