Dirty Harry local and federal police committing offences and overstepping their authority by entrapment and obstruction of justice. Author McGilligan, argued that America needed a hero, a winner at a time when the authorities were losing the battle against crime. The box-office success of "Dirty Harry" led to the production of four sequels. In the 2007 film "Zodiac", also set in San Francisco and inspired by the Zodiac Killer, cartoonist Robert Graysmith approaches police detective Dave Toschi at the cinema, where he is watching "Dirty Harry" with his wife. When Graysmith tells Toschi he is going to catch the Zodiac killer, Toschi
Dirty Harry novels "The Mexico Kill", "Family Skeletons", "City of Blood", "Massacre at Russian River", "Hatchet Men", "The Killing Connection", "The Blood of Strangers", "Death in the Air", "The Dealer of Death". The series ended in 1983, the same year "Sudden Impact" was released. During the 1990s, Jean-Paul Schweighaeuser translated the "Dirty Harry" novels into French, for publication by Éditions Fleuve Noir as the "Collection Supercops". Dirty Harry novels "Dirty Harry" novels include film novelizations and original tie-ins based on the "Dirty Harry" film franchise. Like the films, the novels portray Inspector "Dirty Harry" Callahan as he ruthlessly fights criminals. Novelizations of the