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Jane Sourza
as Miss Alice Postic, switchboard operator
Raymond Souplex
as Inspector Henri Grandin
Colette Gérard
as Virginie Renoir, typist of the study
Noëlle Musard
as Suzanne Brissard, notary's secretary
Robert Thomas
as Mr. Laroche (a corpse client) / Mr. Logan, 1st clerk
Vivette Galy
as Mrs. Tachard, dissatisfied customer
Jacques Verlier
as Robert de Charancé, second clerk of the study
Marcel Charvey
as Maître Rocher, notary
Catherine Gay
as Mrs. Clara Rocher, wife of the notary
Edmond Ardisson
as Maximin, police officer
Donald Cardwell
Costume Design
Pierre Sabbagh
Director
Lucien Billard
Director of Photography
Adaptation
Jack Popplewell
Author
Decorator
Jacques Courbon
Camera Operator
J.R. Van Waerbeke
Lucien Ballard
Marlène Bertin
Script Supervisor
Michel Thibaut
Edward Sanderson
Manager of Operations
Roger Harth
Jacques Guillier
Claude Couchouron
Sound Engineer
Guy Mauplot
Assistant Script
Stage Director
Henri Lamare
Video Report
Jean-Luc Géninasca
Assistant Director
