François Cluzet
Alexandre 'Alex' Beck, pediatrician

Marie-Josée Croze
Margot Beck, wife of Alexandre and daughter of Jacques

André Dussollier
Jacques Laurentin, retired gendarme officer

Kristin Scott Thomas
Hélène Perkins, Anne's companion

François Berléand
Eric Levkowitch

Nathalie Baye
Maître Elysabeth Feldman

Jean Rochefort
Gilbert Neuville

Guillaume Canet
Philippe Neuville, son of Gilbert

Gilles Lellouche
Bruno, thug and friend of Alexandre

Marina Hands
Anne Beck, sister of Alexandre and companion of Hélène

Olivier Marchal
Bernard Valenti

Florence Thomassin
Charlotte Bertaud, Margot's best friend

Philippe Lefebvre
Lieutenant Philippe Meynard

Brigitte Catillon
Captain Barthas

Samir Guesmi
Lieutenant Saraoui

Jean-Pierre Lorit
Chief Warrant Officer Lavelle

Jalil Lespert
Yaël Gonzales

Eric Savin
Prosecutor

Éric Naggar
Maître Pierre Ferrault

Philippe Canet
François Beck

Danièle Ajoret
Madame Beck

Daniel Znyk
Medical examiner

Laurent Lafitte
The Basque

Dorothée Brière
Flight attendant

Jean-Noël Brouté
Doctor Dubois

Joël Dupuch
Massive man

Martine Chevallier
Martine Laurentin

Mikaela Fisher
Zak

Thierry Neuvic
Marc Bertaud

Christof Veillon
Customs officer

Anne Marivin
Alexandre's secretary

Maxim Nucci
Fred, Charlotte Bertaud's assistant

Hugo Sélignac
Photo studio model

Ludovic Bergery
Young policeman

Marie Martin
Margot as a child

Sara Martins
Bruno's friend

Alexandra Mercouroff
Lucille's mother

Lola Lefebvre
Lucille

Christian Carion
Lucille's father

Mamadou Gary
PlayStation player

Pierre-Benoist Varoclier
Nurse

Karim Adda
Impatient patient

Christophe Rossignon
Forensic officer

Marie-Antoinette Canet
Secretary Maître Ferrault

Françoise Bertin
Antoinette Levkowitch

Andrée Damant
Simone

Jean-Maurice Bonneau
Horse show host

Jérémie Covillault
The parking lot junkie

Arnaud Henriet
SRPJ Technician

Albert Goldberg
Bartola

Eva Saint-Paul
Madame Neuville

Anthony Apel
Man in the Crowd

Alain Attal
Passenger at the airport (uncredited)

Théo Chavannes
(uncredited)

Harlan Coben
Stranger at the station (uncredited)

Arnaud Marciszewer
(uncredited)