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

Martine Schambacher

Suzanne Cremer

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

Laurence Roy

Alexandre's Mother

Patrick Zimmermann

Urologist

Chloé Astor

TV Reporter

Sébastien Pouderoux

Lyon Journalist

David Geselson

Lourdes Journalist

Fayçal Safi

Courteau's Deputy

Damien Jouillerot

Etienne, Baker

Jules Gauzelin

Young François Debord

Serge Vincent

Religious Leader

Amélie Prévot

Preynat's Lawyer

Lilly Rose Debos

François' Daughter

Juliette Moreaud

Journalist (uncredited)

Sébastien Lozach

Journalist (uncredited)

John Sehil

Passer-by in Montreuil (uncredited)

Denis Simonetta

Man in a Car (uncredited)