The 2004 Boston Red Sox are getting yet another documentary, this one courtesy of ESPN. On Sunday, ESPN released the trailer for its upcoming three-part docuseries “Believers: Boston Red Sox,” which will be available to stream on Sept. 26 via the ESPN App. pic.twitter.com/hAvdCjxjPB — ESPN (@espn) September 14, 2025Affleck executive-produced the series, which is directed by Gotham Chopra and Lauren Fisher. It’s disappointing that Affleck & Co. chose to rehash the 2004 Red Sox rather than exploring one of the organization’s other recent and less-covered titles. Story continues below advertisementWhile ESPN’s new series looks promising, hopefully the next major Red Sox documentary focuses on something else.