简介：Sergio Martino's 1973 poliziotteschi The Violent Professionals aka Milano Trema – La Polizia Vuole Giustizia doesn't exactly reinvent the wheel, but it's one of the better examples of an overpopulated genre, with Luc Merenda playing the typ
简介：In Perugia, a serial-killer is strangling college students. Inspector Martino is in charge of the investigation and has a black and red scarf as the only lead to be followed. He asks the scarf street vendor Gianni Tomasso if he recalls who might have boug