Watch Dirty Harry (1971) (1971) HD Full Movie Free on SolarMovie. Watch Dirty Harry (1971) (1971) online free. When a man calling himself "the Scorpio Killer" menaces San Francisco, tough-as-nails Police Inspect...When a man calling himself "the Scorpio Killer" menaces San Francisco, tough-as-nails Police Inspector "Dirty" Harry Callahan is assigned to track down the crazed psychopath.