Joe Biden got an assist from a huge movie star during the World Series game ... none other than Brad Pitt.
Pitt voiced a pricey, 60-second campaign ad during the game, with the central theme Biden's been pushing ... that he'll be a President for all Americans and not just those who support him.
You hear Pitt say ... "America is a place for everyone," Pitt says as pre-pandemic footage plays of Biden hugging, high-fiving and shaking hands with voters. "Those who chose this country, those who fought for it, some Republicans, some Democrats, and most just somewhere in between.