The president of New York City's police union is calling for a boycott of Quentin Tarantino's movies after the director attended an anti-cop rally in the city on Saturday.

Tarantino joined protesters this weekend in Washington Square Park to decry police violence. The protest drew some controversy because it came just four days after an NYPD officer was shot dead in Harlem.

"When I see murders, I do not stand by ... I have to call a murder a murder and I have to call the murderers the murderers," Tarantino told the crowd Saturday.

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On Sunday, Patrick Lynch, president of the Patrolmen's Benevolent Association, issued a statement urging police department supporters to avoid the "Reservoir Dogs" director's films.

"It's no surprise that someone who makes a living glorifying crime and violence is a cop-hater, too," Lynch said. "The police officers that Quentin Tarantino calls 'murderers' aren't living in one of his depraved big-screen fantasies — they're risking and sometimes sacrificing their lives to protect communities from real crime and mayhem.

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