Impiedosos was released in the year 1968。Impiedosos is also called as Madigan, sparate a vista!, Squadra omicidi, Skyd uden varsel, Säälimättömät, Police sur la ville, Brottsplats Manhattan, Brigada homicida, Nur noch 72 Stunden。

Policemen Bennaro and Madigan lose their guns to fugitive Barney Benesch. As compensation, the two NYC detectives are given a weekend to bring Benesch to justice. While Bennaro and Madigan follow up on various leads, Police Commissioner Russell (Henry Fonda) goes about his duties, including attending functions, meeting with aggrieved relatives, and counseling the spouses of fallen officers.

Impiedosos actors and actresses include Henry Fonda, Inger Stevens, Lloyd Haynes, Raymond St. Jacques, Richard Widmark。