Stéphane Aubier
as Coboy / Max Briquenet / Monsieur Ernotte (voice)

Vincent Patar
as Cheval (voice)

Bruce Ellison
as Indien (voice)

Jeanne Balibar
as Madame Longrée (voice)

Bouli Lanners
as Facteur / Simon / Vache (voice)

Benoît Poelvoorde
as Steven (voice)

Nicolas Buysse
as Mouton / Jean-Paul (voice)

François De Brigode
as le journaliste sportif (voice)

Véronique Dumont
as Janine (voice)

Christine Grulois
as Vache / l'étudiant (voice)

Frédéric Jannin
as Gendarme / Gérard / le livreur de briques (voice)

Christelle Mahy
as Poulet (voice)

Eric Muller
as Rocky Gaufres / l'étudiant de chorale (voice)

François Neycken
as Cochon (voice)

Pipou
as le rire de Michel (voice)

Franco Piscopo
as Ours (voice)

David Ricci
as Singe / Michel (voice)

Ben Tesseur
as le scientifique 1 (voice)

Alexandre von Sivers
as le scientifique 2 (voice)