When a madman dubbed ‘Scorpio’ terrorizes San Francisco, hard-nosed cop, Harry Callahan – famous for his take-no-prisoners approach to law enforcement – is tasked with hunting down the psychopath.

NYPD detectives Bonaro and Madigan lose their guns to fugitive Barney Benesch. As compensation, they are given a weekend to bring Benesch to justice. While they follow various leads, Police…