For a misunderstanding Franco and Ciccio, two Sicilian immigrants of very limited intellectual faculties, are enrolled in the police force in New York.
| Actor | Role |
|---|---|
 Franco FranchiFranco | Franco |
 Ciccio IngrassiaCiccio | Ciccio |
 Moira OrfeiRosalia | Rosalia |
 José CalvoAl Capone | Al Capone |
 Luigi PaveseComandate di polizia | Comandate di polizia |
 Jesús PuenteTony | Tony |
 Angela LuceSantuzza | Santuzza |
 Gino BuzzancaCalogero | Calogero |
 Frank BrañaBud Messina | Bud Messina |
| LLaura Brownragazza del night club | ragazza del night club |
| SSolvi Stübingragazza del night club | ragazza del night club |
 Marc LawrenceJoe Minasi | Joe Minasi |