Marie-Chantal Perron as Mademoiselle Charlotte

Gildor Roy as Marcel Lenragé

Eve Lemieux as Marie Laforest

Félix-Antoine Despatie as Martin 'la boucane' Moreau

Maxime Dumontier as Léo Letendre

Émilie Carrier as Lili Letendre

Émilie Cyrenne-Parent as Vu Tran

Amélie Richer as Julie Juneau

Serge-Olivier Paquette as Lucas

Jean-Philippe Beaudry Graham as Conrad

Marie-Ève Ferland-Miron as Mérédith Michaud

Patrick Labbé as Charles Laforest

Marilyse Bourke as Suzanne Laforest

Patrick Goyette as La bête

Dominique Pétin as Mlle Lamerlotte

Roger Michael as Le concierge

Germain Houde as Ministre de l'éducation

Annette Garant as Madame Michaud

Anick Lemay as Madame Juneau