Dirty Harry novels of the four first "Dirty Harry" films as tie-ins. Author and screenwriter Phillip Rock wrote the novelization of "Dirty Harry" in 1971, based on an early draft of the script. Mel Valley wrote the sequel, "Magnum Force", in 1973. Wesley Morgan novelized "The Enforcer" in 1976. The "Sudden Impact" novelization was written by Joseph Stinson, one of the screenwriters. Stinson, who had rewritten the originally independent script as a "Dirty Harry" vehicle for Eastwood, adapted the novel in 1983. Following "The Enforcer", Eastwood announced that he would not make any further "Dirty Harry" films (he eventually returned to the role
Clint Eastwood considerable period, with Gene Siskel of the "Chicago Tribune" remarking, "This year (1985) will go down in film history as the moment Clint Eastwood finally earned respect as an artist". In 1986, Eastwood co-starred with Marsha Mason in the military drama "Heartbreak Ridge", about the 1983 United States invasion of Grenada. He portrays a United States Marine Gunnery Sergeant veteran of the Korean War and Vietnam War who realizes he is nearing the end of his military service. Production and filming were marred by internal disagreements between Eastwood and long-time friend and producer Fritz Manes, as well as between Eastwood