Michel Serrault as Lucien Moreau

Louis de Funès as Ludovic Lamberjacques

Claude Brasseur as Maurice Dubois

Pascale Roberts as Monique Moreau

Colette Castel as Jacqueline Dubois

Berthe Granval as Sophie

Jean Carmet as Le porteur

Marie Daëms as Marie-Laure Spiroza

Sacha Distel as Self

Michel Galabru as Mr. Mercier

Roger Pierre as Mr. Louis

Jean-Marc Thibault as Mr. Paul

Jean Richard as Le plombier - M. Simeon

Maurice Caffarelli as The elder son of Mr Mercier

Jacqueline Doyen as Fernande Mercier

Pascal Duffard as The younger son of Mr Mercier

Mary Marquet as La propriétaire - Gertrude Couffinous

Alvaro Gheri as Alvaro

Laurent Berthollier as

Yves Elliot as Le garagiste

Brigitte Naville as Pin-Up Girl

René Tramoni as

Jacques Schaeffer as

Tony Middleton as Singer

Eddie Constantine as Friend of Pin-Up Girl (uncredited)

Jeanne de Funès as La femme de Ludovic Lamberjacques (uncredited)

Paul Préboist as The priest (uncredited)

Fernand Raynaud as (uncredited)