Ben Affleck won the rare $1 million prize money during his celebrity guest appearance on the on July 29 episode of Who Wants To Be A Millionaire. Ben shared that the money will go to the Eastern Congo Initiative, a scheme he co-founded in 2010. "Our work is designed to create scalable, sustainable impact across eastern Congo," reads the official website. © ABC Ben Affleck starred on Who Wants To Be A Millionaire alongside Jamie DingThe final $1 million question was read by host Jimmy Kimmel on the ABC game show. Once it was announced that they were indeed correct and had in turn succeeded at winning the $1 million prize, confetti fell down onto the stage.