Victor Lanoux

as Horace Tumelat

Jacques Dutronc

as Eric Plante

Jacqueline Maillan

as Madame Fluck

Michel Galabru

as Victor Réglisson

Dominique Lavanant

as Ginette Alcazar

Andréa Ferréol

as Georgette Réglisson

Jean-François Stévenin

as Paul Pauley

Jean-Luc Bideau

as Inspector Maurice Serruti

Emmanuelle Riva

as Adélaïde Tumelat

Marion Peterson

as Noëlle Réglisson

François Cavanna

as Malgençon

Jacques Dufilho

as Jean-Marie, the blackmailer

Jean Barney

as Juan Carlo

Alain Fourès

as Mireille

Henri Poirier

as Jérôme Alcazar

Alexandre Rignault

as Uncle Eusèbe

Dominique Zardi

as Trade unionist

Romain Brémond

Christian Chauvaud

as Man in the Council of State

Gérard Hoffmann

as Doctor

Syla de Rawsky

Jean-Pierre Mocky

as Narrator (voice) (uncredited)

Jean-Pierre Clami

as Undertaker (uncredited)

Johan Corbeau

as Pharmacist (uncredited)

Luc Delhumeau

as Brigadier (uncredited)

Antoine Mayor

as Organist (uncredited)

Jean-Claude Romer

as Nurse (uncredited)