| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alain Poiré | Crew | Writing | Screenplay, Producer |
 André Tabet | Crew | Writing | Dialogue |
Georges Lévy | Crew | Art | Production Design |
 Georges Tabet | Crew | Writing | Dialogue |
 Gérard Oury | Crew | Writing | Screenplay |
 Henri Decaë | Crew | Camera | Director of Photography |
Henry Deutschmeister | Crew | Production | Producer |
Monique Isnardon | Crew | Editing | Editor |
Moris Ergas | Crew | Production | Producer |
 Pierre Boileau | Crew | Writing | Novel |
Robert Isnardon | Crew | Editing | Editor |
 Thomas Narcejac | Crew | Writing | Novel |
 Édouard Molinaro | Crew | Writing | Screenplay, Director |
 Barney Wilen | Crew | Sound | Original Music Composer |
Alain Nobis | Cast | Actor | The author of the accident with Verdier |
 Billy Kearns | Cast | Actor | Le soldat américain |
 Charles Bouillaud | Cast | Actor | Un chauffeur de taxi ami de Raymond |
 Daniel Ceccaldi | Cast | Actor | Le client étranger |
 Dany Jacquet | Cast | Actress | |
 Dora Doll | Cast | Actress | Prostitute (uncredited) |
 Franco Fabrizi | Cast | Actor | Lambert |
 Françoise Brion | Cast | Actress | Jeanne Ancelin |
 Geneviève Cluny | Cast | Actress | La speakerine |
 Ginette Pigeon | Cast | Actress | Muriel, prostitute |
 Gérard Darrieu | Cast | Actor | Pierre, Ancelin's colleague |
 Henri Belly | Cast | Louis aka 'Petit Louis' | |
 Jacques Berthier | Cast | Actor | Pierre Verdier |
 Jacques Jouanneau | Cast | Actor | Le loueur de voitures |
 Jacques Monod | Cast | Actor | L'avocat de Verdier |
 Janine Darcey | Cast | Actress | La propriétaire de l'hôtel |
 Jean Daurand | Cast | Actor | Bernard - un habitué du café |
 Jean Lara | Cast | Actor | M. Catherine |
 Lino Ventura | Cast | Actor | Ancelin |
 Michel Etcheverry | Cast | Actor | Investigating judge |
 Micheline Luccioni | Cast | Actress | Germaine |
 Paul Bisciglia | Cast | Actor | Un chauffeur de taxi |
 Robert Dalban | Cast | Actor | Raymond |
 Sandra Milo | Cast | Actress | Liliane |
 René Hell | Cast | Actor | Grand-père |
 Jacques Mancier | Cast | Actor | |
 Joëlle Janin | Cast | Switchboard operator | |
Nicole Alexandra | Cast | Une standardiste | |
Claire Nicole | Cast | Une standardiste | |
Martine Reichenbach | Cast | Une standardiste | |
| Person | Type | Job | Role(s) |
