By the Grace of God

Melvil Poupaud

Alexandre Guérin

Denis Ménochet

François Debord

Swann Arlaud

Emmanuel Thomassin

Éric Caravaca

Gilles Perret

François Marthouret

Cardinal Philippe Barbarin

Bernard Verley

Father Bernard Preynat

Martine Erhel

Régine Maire

Josiane Balasko

Irène, Emmanuel's Mother

Hélène Vincent

Odile Debord, François' Mother

François Chattot

Pierre Debord, François' Father

Frédéric Pierrot

Captain Courteau

Aurélia Petit

Marie Guérin, Alexandre's Wife

Julie Duclos

Aline Debord, François' Wife

Jeanne Rosa

Dominique Perret, Gilles' Wife

Amélie Daure

Jennifer

Nicolas Bridet

Olivier Itaque

Pierre Lottin

Didier

Fejria Deliba

Francois' Lawyer

Baya Rehaz

Emmanuel's lawyer

Stéphane Brel

Louis Debord, François' Brother

Pauline Ziadé

Sylvie Debord

Martine Schambacher

Suzanne Cremer

Serge Flamenbaum

Maxime Frillon

Christian Sinniger

Emmanuel's Father

Bernadette Le Saché

Nicole

Arnaud Viard

Fabrice

Xavier de Guillebon

Fred

Stanislas Stanic

Luc

Alexandre Steiger

Alain

Vincent Berger

Tristan

Max Libert

Gauthier Guérin, Alexandre's Son

Nicolas Bauwens

Victor Guérin, Alexandre's Son

Timi-Joy Marbot

Gaspard Guérin

Zuri François

Côme Guérin

Zéli Marbot

Lila Guérin

Laurence Roy

Alexandre's Mother

Jacques Lagarde

Alexandre's Father

Patrick Zimmermann

Urologist

Chloé Astor

TV Reporter

Sébastien Pouderoux

Lyon Journalist

David Geselson

Lourdes Journalist

Marie-Bénédicte Cazeneuve

Lourdes Journalist

Fayçal Safi

Courteau's Deputy

Damien Jouillerot

Etienne, Baker

Yves-Marie Bastien

Young Bernard Preynat

Davan Collin

Young Alexandre

Jules Gauzelin

Young François Debord

Noé Richard

Young Emmanuel

Pablo Tessier

Young Louis

Serge Vincent

Religious Leader

Amélie Prévot

Preynat's Lawyer

Lilly Rose Debos

François' Daughter

Sasha Coudurier

François' Daughter

Joan Coudurier

François' Daughter

Krystyna Horko

Marie's Mother

Anthony Bulger

Marie's Father

Aurélien Ziade

Louis' Son

Madeleine Ziade

Louis' Son

Maxence Ziade

Louis' Son

Aloïs Florin de Beaumont

Olivier' Son

Fleur Picolet

Olivier' Son

Juliette Moreaud

Journalist (uncredited)

Sébastien Lozach

Journalist (uncredited)

John Sehil

Passer-by in Montreuil (uncredited)

Philippe Legros

Priest (uncredited)

Denis Simonetta

Man in a Car (uncredited)