Matt Damon got into a heated racial debate with black movie producer Effie Brown on Sunday’s episode of “Project Greenlight.” The actor is now receiving backlash on social media for his controversial opinion about the inclusion of diversity in filmmaking. Watch the video here.

“Project Greenlight” is an HBO docuseries that chronicles the behind-the-scenes process of making a movie. Season four of the show, produced by Damon and Ben Affleck, premiered on Sunday night after a 10-year hiatus.

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