François Cluzet as Alexandre 'Alex' Beck, pediatrician

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

André Dussollier as Jacques Laurentin, retired gendarme officer

Kristin Scott Thomas as Hélène Perkins, Anne's companion

François Berléand as Eric Levkowitch

Nathalie Baye as Maître Elysabeth Feldman

Jean Rochefort as Gilbert Neuville

Guillaume Canet as Philippe Neuville, son of Gilbert

Gilles Lellouche as Bruno, thug and friend of Alexandre

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

Olivier Marchal as Bernard Valenti

Florence Thomassin as Charlotte Bertaud, Margot's best friend

Philippe Lefebvre as Lieutenant Philippe Meynard

Brigitte Catillon as Captain Barthas

Samir Guesmi as Lieutenant Saraoui

Jean-Pierre Lorit as Chief Warrant Officer Lavelle

Jalil Lespert as Yaël Gonzales

Eric Savin as Prosecutor

Éric Naggar as Maître Pierre Ferrault

Philippe Canet as François Beck

Danièle Ajoret as Madame Beck

Daniel Znyk as Medical examiner

Laurent Lafitte as The Basque

Jean-Christophe Pagnac as Valenti, computer scientist

Dorothée Brière as Flight attendant

Jean-Noël Brouté as Doctor Dubois

Joël Dupuch as Massive man

Martine Chevallier as Martine Laurentin

Mikaela Fisher as Zak

Thierry Neuvic as Marc Bertaud

François Bredon as Mouss

Christof Veillon as Customs officer

Anne Marivin as Alexandre's secretary

Maxim Nucci as Fred, Charlotte Bertaud's assistant

Hugo Sélignac as Photo studio model

Ludovic Bergery as Young policeman

Marie Martin as Margot as a child

Sara Martins as Bruno's friend

Alexandra Mercouroff as Lucille's mother

Lola Lefebvre as Lucille

Christian Carion as Lucille's father

Mamadou Gary as PlayStation player

Pierre-Benoist Varoclier as Nurse

Nicolas Mouchet as Nurse

Karim Adda as Impatient patient

Christophe Rossignon as Forensic officer

Jean-Marc Valenti as Internet cafe server

Pascal Rigot as Flower delivery man

Marie-Antoinette Canet as Secretary Maître Ferrault

Françoise Bertin as Antoinette Levkowitch

Andrée Damant as Simone

Jean-Maurice Bonneau as Horse show host

Jérémie Covillault as The parking lot junkie

Arnaud Henriet as SRPJ Technician

Albert Goldberg as Bartola

Eva Saint-Paul as Madame Neuville

Raphaël de Crozals as The Airport Child

Anthony Apel as Man in the Crowd

Alain Attal as Passenger at the airport (uncredited)

Théo Chavannes as (uncredited)

Harlan Coben as Stranger at the station (uncredited)

Arnaud Marciszewer as (uncredited)