Main Cast:
* Alberto Sordi: "Alberto" (credited as Alberto Sordi)
* Aldo Fabrizi: "Eugenio" (credited as Aldo Fabrizi)
* Clara Calamai: "Clara" (credited as Clara Calamai)
* Carlo Ninchi: "Cav. Luigi Benvenuti" (credited as Carlo Ninchi)
* Tina Pica: "Signora Eugenia" (credited as Tina Pica)
* Mario Ferrari: "Signor Benvenuti" (credited as Mario Ferrari)
Supporting Cast:
* Camillo Pilotto: "Marchesino" (credited as Camillo Pilotto)
* Giulio Battiferri: "Dr. Galletti" (credited as Giulio Battiferri)
* Cesare Polacco: "Ufficiale" (credited as Cesare Polacco)
* Lilia Silvi: "Maria" (credited as Lilia Silvi)
* Laura Nucci: "Olga" (credited as Laura Nucci)
* Felice Minotti: "Servitore" (credited as Felice Minotti)
* Arturo Bragaglia: "Presidente" (credited as Arturo Bragaglia)
* Piero Carnabuci: "Agente" (credited as Piero Carnabuci)
* Emilio Petacci: "Segretario" (credited as Emilio Petacci)
* Alberto Rabagliati: "Segretario" (credited as Alberto Rabagliati)
This cast list includes the major roles, but there might be other actors who had smaller parts in the film.