The Mafia Triangle
Napoli, Palermo, New York - Il triangolo della camorra (original)
A Neapolitan camorra boss has retired from business but when his wife gets killed he gets back into action, and goes to the States to get his revenge.
Starring Mario Merola, Howard Ross, Lucio Montanaro, Massimo Mollica, Liana Trouche, Guido Alberti, Biagio Pelligra, Guido Leontini, Annie Carol Edel
Watch "The Mafia Triangle" on Amazon released in 1981. It's a crime and drama movie, and has a rating of 5.4 out of 10 from Imdb which is fairly okay for this kind of movie, and is currently only available for purchase or rent.