Leïla Bekhti Esther Perez
Sylvie Vartan Sylvie Vartan
Édouard Michelon Doctor 1
Joe Dassin Self (archive footage) (uncredited)
Roland Perez Headmaster of a school for children performers, Novel
Jeanne Balibar Mrs. Fleury
Franck Mercadal Dr. Marimon
Joséphine Japy Litzie Gozlan
Sophie Tepper Producer
Johnny Hallyday Self (archive footage) (uncredited)
Jean-Noël Martin Prosecutor
Zohar Wexler Swiss Professor
Caroline Gay Psychiatrist
Ken Scott Director, Screenplay
Marie-France Michel Casting
Guillaume Schiffman Director of Photography
Laurent Gerra Johnny Hallyday (voice)
Baptiste Carrion-Weiss Harold (24-28 Years Old)
Philippe Dusseau Jacques Chirac
Jonathan Cohen Roland Perez (Adult)
Didier Brice Oncologist
Iliana Belkhadra Nicole Perez (15-20 years old)
Anne Le Ny Mrs. Vergepoche
Gladys Cohen Mrs. Benayoun
François Perache Dr. Hauthier
Gerald Cesbron Mr. Cohen
Naël Rabia Edmond Perez (14-19 years old)
Loïc Guingand Médecin de la production
Ariane Massenet Sophie D
Benjamin Gauthier Hubert Le Forestier
Astrid Whettnall Mile Corbeau
Bertrand Goncalves Record seller 2
Loïc Limosin Gaffer
Milo Machado-Graner Jacques Perez (12-17 years old)
Sonia Leval Second Assistant Director
Valentine Atlan Mrs. Colette Bentolila
Mélanie Chambras Production Coordinator
Yaël Dyens Mrs. Yasmine Fahrat
Sidonie Dumas Producer
Lionel Dray Maklouf Perez
Julie Grumbach Assistant Director
Cédric Moreau Record Seller 1
Nina Bouffier Jacqueline Perez (16-21 years old)
Saber Hallout , Stunts
Luc Sitbon Harold (16-17 years old)
Julia Duchaussoy Sylvie Vartan (Young)
Noé Schecroun Roland Perez (11-13 years old)
Laurent Bariteau Conservatory Professor
Michaël Laguens Casting Director
Julien Joanny Set Decoration
David Ayala Mr. Foenkinos
Christophe Kourotchkine Doctor Balthany
Claude La Haye Sound
Jane Milon Key Hair Stylist
Agnès Afriat Litzie's Mother
Alice Abraham Ludivine (18-20 years old)
Dominique Delany First Assistant Director
Aurelie Lajoux Visual Effects Supervisor
Yvann Thibaudeau Editor
Léa Audouin Colorist
Jean-Bohémond Leguay The pianist
Francis Péloquin Boom Operator
Nicolas Errèra Original Music Composer
Léonard Barbier Other Assistant
Romy Moukvoz Lorie (14-15 years old)
Yvon Martin 1st Assistant
Gabriel Hyvernaud Roland Perez (3-5 years old)
Riton Dupire-Clément Production Design
Naïm Naji Roland Perez (5-7 years old)
Marion Chevance Assistant Makeup Artist
Florian Cabaret Third Assistant Director
Aude Cogrel Hairstylist