Characters played by Odette Barencey
La concierge chargée des fouilles corporelles
Characters played by Luc Barney
L'inspecteur Mauduit
Characters played by Robert Berri
L'inspecteur Paulhan - bras droit de Basquier
Characters played by André Carnège
Le directeur de la Police Judiciaire
Characters played by Nicole Cezanne
Denise Prévost - la fugueuse
Characters played by René-Jean Chauffard
Binet - le chimiste de la Police Judiciaire
Characters played by Jean Debucourt
Maître Max Berthet
Characters played by Dora Doll
Dora Bourbon - la propriétaire du bar
Characters played by Danielle Godet
Madeleine - la secrétaire du commissaire Basquier
Characters played by Camille Guérini
Le commissaire Husson - de la Mondaine
Characters played by Raoul Marco
Le docteur Martin - le médecin légiste
Characters played by Renaud Mary
Maurice Petrosino - un prévenu
Characters played by Marthe Mercadier
Rose Muche - la prostituée
Characters played by Eliane Monceau
Madame de Sannois
Characters played by Max Révol
Gégène - le vieux voyou écroué
Characters played by Georges Sellier
Monsieur Prévost
Characters played by Raymond Souplex
Le commissaire Basquier
Characters played by Charles Vissières
'Grand-père' - l'expert graphologue
Characters played by Robert Balpo
Le cafetier
Characters played by Jean Brunel
(uncredited)
Characters played by Louis Bugette
L'inspecteur qui se fait engueuler par le patron
Characters played by Gérard Buhr
(uncredited)
Characters played by Jean-François Calvé
Le secrétaire de Maître Berthet
Characters played by Célia Cortez
(uncredited)
Characters played by Jacques Courtin
Un inspecteur
Characters played by André Darnay
Le juge d'instruction
Characters played by Dominique Davray
Un prostituée
Characters played by Joé Davray
Un interne
Characters played by Pierre Ferval
Le serveur de l'auberge
Characters played by Richard Flagey
(uncredited)
Characters played by Geo Forster
Jean - l'employé du salon de coiffure
Characters played by Gabriel Gobin
Un ouvrier
Characters played by Jacques Harden
Un employé de l'identité judiciaire
Characters played by Louis Lalanne
(uncredited)
Characters played by Léon Larive
Un client
Characters played by René Lebrun
(uncredited)
Characters played by Georges Montant
(uncredited)
Characters played by Jean-Paul Moulinot
Un inspecteur
Characters played by Evelyn Nattier
(uncredited)
Characters played by Micheline Rolla
(uncredited)
Characters played by Pierre Réal
(uncredited)
Characters played by Colette Régis
Madame Prévost
Characters played by Michel Salina
Un interne
Characters played by Max Tréjean
(uncredited)
Characters played by André Wasley
(uncredited)