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 (film series) many reviewers, "Gran Torino" represents the final step in Eastwood’s repudiation of the Dirty Harry persona. If "Unforgiven" ends up being equivocal in its attitude toward violence and vigilantism, "Gran Torino" appears to accept the impotence of the lone, avenging hero" and that the impotence "is perhaps underlined by Walt’s repeated gesture of pointing his finger at villains as if it were a gun." Amy Biancolli of the "Houston Chronicle" said that though Walt, an "old fart", does not have the same name as Dirty Harry, "there’s no mistaking the rasp in his voice or the uncompromising crankiness of his