Sveva Alviti

as Iolanda Gigliotti, aka "Dalida"

Riccardo Scamarcio

as Bruno Gigliotti, aka "Orlando"

Jean-Paul Rouve

as Lucien Morrise

Niels Schneider

as Jean Sobieski

Alessandro Borghi

as Luigi Tenco

Nicolas Duvauchelle

as Richard Chanfray

Valentina Carli

as Rosy Gigliotti

Patrick Timsit

as Bruno Coquatrix

Vincent Perez

as Eddie Barclay

Michaël Cohen

as Arnaud Desjardins

Laurent Bateau

as Psychiatre

Brenno Placido

as Lucio Sanieri

Philippe Blondelle

as Friend of Dalida

F. Haydee Borelli

as Giuseppina Gigliotti

Marieke Bouillette

as Drap d'Or cabaret singer

Rose Caprais

as Drap d'Or Presenter

Bertrand Chamerois

as Sunday friend

Virgile Daudet

as Sunday friend

Eulalie Elsker

as Agathe Aëms, Lucien's wife

Stéphane Foenkinos

as Journalist Olympia

Juliette Galoisy

as Friend

Benoît Gourley

as TV journalist trial

Vittorio Hamarz Vasfi

as Pietro Gigliotti

Deborah Kahn

as Sunday friend

Harmage Singh Kalirai

as Swami Prajnanpad

Sidonie Laurens

as Room maid

Davide Lorino

as Orlando, the eldest

Josette Ménard

as Jacqueline

Michaël Mercier

as Gynecologist

Gabriella Meroni

as Maria Teresa

Iman Messou

as Production assistant

Olivier Meurville

as Claude Carrère

Juliette Mézergues

as Housekeeper cooker

Antoine Nembrini

as Sunday friend

François Patissier

as Doctor Palais des Sports

Jacques Pessis

as Ankara journalist

Elena Rapisarda

as Dalida at 7

Gaëlle Rapp

as Mom with autographs

Bruno Ricci

as Italian journalist

Olivier Richard

as Hospital doctor

Laurent Saint-Gérard

as José Artur

Roby Schinasi

as Pascal Sevran

Georgey Souchette

as Lester

Nico Max Tedeschi

as Gianni Ravera

Joseph Toledano

as Spectator interviewed Olympia

Nicolas Ullmann

as Olympia presenter

Éric Wapler

as Psy Dalida

Jonathan Boudina

as Simon

Alexis Larrue

as Receptionist (uncredited)

Marc Brun Adryan'

as Italian journalist (uncredited)

Giuseppe Ricci

as Air France Passenger (uncredited)

Laetitia Chambon

as (uncredited)