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 in the 1950s and said, "It was sooo bad. I just kept sinking lower and lower in my seat and just wanted to quit". Around the time the film was released Eastwood described himself as feeling "really depressed" and regards it as the lowest point in his career. He seriously considered quitting the acting profession and returning to school to start doing something with his life. Floyd Simmons recommended that Eastwood sign with his agent Bill Shiffrin, a hard man, noted for his work with other young, muscular actors. Shiffrin informed Clint that CBS were casting an hour-long Western series and urged him