'Tema di Susie' is one of the main themes from the soundtrack composed by Alessandro Alessandroni for the 1976 Italian noir Sangue di sbirro, known in English as Blood and Bullets, as well as Knell, Bloody Avenger (the Susie in the original title refers to the female love interest of the film's hero, who is on a mission to seek revenge for the gangland murder of his policeman father). At once sweet and sentimental, haunting and melancholic, 'Tema di Susie' stands out from the other tracks in the…