Élise Guilbault as Monique Langevin

Sophie Desmarais as Sylvie

Danny Gilmore as Stéphane Langevin

Marie Bernier as Denyse Langevin

Amena Ahmad as Adhita

Claude Lemieux as Paul Dumais

Angèle Coutu as (Voice)

André Kasper as Jonathan

Matis Ross as Émile

Pandora Topp as Femme, maison natale

Hélène Dallaire as Lise

Daniel Robillard as Curé de Verner

Alice Séguin as Secrétaire de la fabrique

Louis Tanguay as Mari de Lise

Raymond Landry as Ami de Lise

Jean Lalonde as Ami de Lise

Joanne Vincent as Amie de Lise

Ghislaine Savage as Femme, condoléances

Marie-Hélène Beaudry as Femme, condoléances

Micheline Rioux as Femme, condoléances

Jean-Eudes Gagnon as Homme, condoléances

Guy Castonguay as Homme, condoléances

Roch Aubert as Client du café

Daniel Ongaro as Louis Langevin

Sacha Riendeau as Enfant autiste

Jasmin St-Sauveur as François Langevin

Anne-Claire Poizat as Voix documentaire animalier (voice)