Magnum Force is a 1973 American police thriller film and the second to feature Clint Eastwood as maverick cop Harry Callahan after the 1971 film Dirty Harry. Ted Post, who also directed Eastwood in TV's Rawhide and the feature film Hang 'Em High, directed the second film in the Dirty Harry series. The screenplay was written by John Milius (who provided an uncredited rewrite for the original film) and Michael Cimino. This film features early appearances by David Soul, Tim Matheson and Robert Urich as the primary antagonists, the vigilante traffic cops. At 124 minutes, it is also the longest Dirty Harry film.