Libero Sbardelloni, newly married, cannot find work in Rome, so he moves to Naples, where Baron Gaetano Gargiulo, his wife Marcella's uncle, lives. The baron, however, is a penniless nobleman who lives by swindling and petty theft, constantly going in and out of prison.
| Actor | Role |
|---|---|
 Alighiero NoscheseGaetano Gargiulo | Gaetano Gargiulo |
 Enrico MontesanoLibero Sbardellone | Libero Sbardellone |
 Pia GiancaroMarcella | Marcella |
 Bernard BlierPersicelli | Persicelli |
 Ave NinchiAnnunziata Caccavallo | Annunziata Caccavallo |
 Francis BlancheSigfrid | Sigfrid |
 Lino BanfiMammoletta | Mammoletta |
 Enzo CannavaleMortaretto | Mortaretto |
 Giacomo FuriaCommissario Mammone | Commissario Mammone |
 Giuseppe AnatrelliNot listed | Not listed |
 Elio CrovettoScimmione | Scimmione |
 Ignazio LeoneCommissario Santuzzi | Commissario Santuzzi |
 Enzo MaggioAgente Lo Cascio | Agente Lo Cascio |
 Franco Pesce"Giovinezza", la guardia | "Giovinezza", la guardia |
 Umberto Di GraziaNot listed | Not listed |
 Gianni PuloneNot listed | Not listed |
| LLiliana ChiariMoglie di Santuzzi | Moglie di Santuzzi |