Undercover cop Nico Giraldi travels to New York and Las Vegas to find a crooked cop who gave his squadron back in Italy a bad name.

A black-out occurs during the meeting of a gang of criminals. When the light is back one of them is found killed with a stab on his back and all the clues point to a penniless man who had an argument with the victim a short time before the murder.

A rude Roman policeman Nico Giraldi and an English detective team up in search of a gang that has carried out an enormous fraud against the Lloyd's of London.

A gang of thieves are robbing luxury apartments in Rome, but after emptying the villa of the wealthy Mr. Douglas, the thieves are beginning to die.

A top undercover cop finds and arrests a series of purse snatchers until he discovers an American at the top of an evil ring of thieves.

A psychic finds herself tapping into the "energy" of a deceased phone operator. She also finds that her friends soon begin dying mysteriously. An investigator determines to track down the cause.

A wife escapes her pressure-filled marriage only to have her husband haunt her literally and figuratively.

In cerca di fortuna a Milano, Riccardo Finzi (probabilmente monzese, vista la sua dichiarata passione per il Monza Calcio) è un investigatore privato che non perde occasione di dirlo ad ogni persona che incontra. Nella sua prima sera in città, incontra Susy che lo invita a casa sua salvo poi cacciarlo in malo modo quando riceve una misteriosa telefonata. Di Susy non si hanno più notizie fino a quando Riccardo legge sul giornale la morte di una ragazza che riconosce come Susy (in realtà Pierpaola) dall'orologio e dalle scarpe che portava quando è morta. Inizia così la sua prima indagine aiutato anche dal suo fedele assistente, l'appuntato in pensione Ciammarica.

Andrea, a nice girl, move from Veneto (north of Italy) to Roma. She is employed as a nurse in a medical practice. She soon is involved in a never-ending game of misunderstanding, couples exchange, sexual seductions.