"Unorthodox detective Jean Lavardin is called to a provincial French town after a prank turns deadly."
Jean Poiret
as Inspecteur Jean Lavardin
Stéphane Audran
as Madame Cuno
Michel Bouquet
as Hubert Lavoisier
Lucas Belvaux
as Louis Cuno
Jean Topart
as Docteur Philippe Morasseau
Pauline Lafont
as Henriette
Caroline Cellier
as Anna Foscarie
Josephine Chaplin
as Delphine Moreasseau
Andrée Tainsy
as Marthe
Jean-Claude Bouillaud
as Gérard Filiol
Jacques Frantz
as Alexandre Duteil
Dominique Zardi
as Henri Rieutord, Chef de Poste
Henri Attal
as L'Employé de la Morgue
Albert Dray
as André, le Barman
Marcel Guy
as Le Maître d'Hôtel
Jean-Marie Arnoux
as Le Client du Café
Marin Karmitz
Producer
Dominique Roulet
Novel
Jean Rabier
Director of Photography
Matthieu Chabrol
Original Music Composer
Claude Chabrol
Director
Monique Fardoulis
Editor
Writer
Jean-Pierre Duret
Sound Assistant
Dominique Robert
Grip
Jean-Bernard Thomasson
Sound Engineer
Micheline Pelletier
Still Photographer
Sylvie Chevereau-Marchais
Administration
Brigitte Delouis
Makeup Artist
Bernard Morel
Unit Manager
Claude Rouxel
Electrician
Alice Schwartz
Hairstylist
Aurore Chabrol
Assistant Director
Maurice Estival
Jean Fleury
Jean-Marc Rabier
Assistant Camera
Giselle Hadjadj
Michel Dupuy
Jean-Baptiste Dutreix
Key Grip
Michel Thiriet
Camera Operator
Script Supervisor
Pierre-François Dumeniaud
Angela Braga-Mermet
Assistant Editor
Michel Ganot
Conductor
Marguerite Lemarchand
Production Secretary
Elizabeth Desouches
Assistant Production Design
Eva Simonet
Publicist
Catherine Bouteille
Costumer
Jacques Clemente
Pierre Galliard
Property Master
Françoise Benoît-Fresco
Production Design
Magali Fustier-Dray
Costume Design
Catherine Lapoujade
Production Manager
