A police inspector comes into contact with people of all types and dispositions during a grueling murder investigation.
Pietro Germi
as Il Dott. Ingravallo
Claudia Cardinale
as La servetta, Assuntina
Franco Fabrizi
as Il cugino
Cristina Gaïoni
as La matta
Claudio Gora
as Il marito
Eleonora Rossi Drago
as L'assassinata, Signora Balducci
Saro Urzì
as Il Maresciallo P.S.
Nino Castelnuovo
as L'elettricista, Diomede
Gianni Musy
as Ladro Retalli
Peppino De Martino
as Il Dott. Fumi
Ildebrando Santafè
as Lo strano comm. Anzaloni
Silla Bettini
as Il brigadiere Oreste
