Full Credits
28 members

Jean-Paul Belmondo
Commissioner Jean Letellier

Charles Denner
Inspector Moissac

Adalberto Maria Merli
Pierre Valdeck / Minos

Rosy Varte
Germaine Doizon

Jean Martin
Divisional commissioner Sabin

Lea Massari
Norah Elmer

Jean-François Balmer
Julien Dallas, student

Catherine Morin
Hélène Grammont

Roland Dubillard
Psychologist

Henry Djanik
Police inspector

Germana Carnacina
Pamela Sweet

Giovanni Cianfriglia
Marcucci

Jacques Paoli
Self

Philippe Brigaud
Neighborhood commissioner

Roger Riffard
Watchman Eugène Merclin

Georges Riquier
Prefect

Jean-Louis Le Goff
Sub-prefect

Maurice Vallier
Guest who goes to the wrong door

Maurice Auzel
Inspector

Henri-Jacques Huet
Julio Cortes, Norah's lover

Jacques Rispal
'Cacahuète'

Jean-Louis Fortuit
Police inspector

Gilberte Géniat
Germaine Doizon's concierge

Michel Berreur
Armed robber (uncredited)

Pierre Douglas
Radio journalist (uncredited)

André Valardy
Radio reporter (uncredited)

Albert Delpy
Sound engineer (uncredited)

Jacques Mathou
Tenant disturbed by Letellier (uncredited)
18 members
Henri Verneuil
Director
Lucile Costa
Script Supervisor
Henri Verneuil
Writer
Jean Laborde
Dialogue
Francis Veber
Dialogue
Henri Verneuil
Story
Jean-Paul Belmondo
Producer
Charles-Henri Montel
Camera Operator
Marcel Gorvaisier
Still Photographer
Jean Penzer
Director of Photography
Ennio Morricone
Original Music Composer
Jean André
Set Decoration
Charly Koubesserian
Makeup Artist
Francesco Smalto
Costume Design
Pierre Gillette
Editor
Henri Lanoë
Editor
Rémy Julienne
Stunt Driver
Claude Carliez
Stunts