Clint Eastwood is back in second action thriller in the Dirty Harry series sees maverick cop Harry Callahan investigating the slaying of some of the West Coast's most powerful criminals.
Dismissing the theory that the murders are the result of underworld squabbling, Callahan learns that each of the victims was killed by a slug from a.357 Magnum - a weapon widely used within the San Francisco Police Department. Also starring Hal Holbrook and Mitch Ryan.