Sydney Sweeney shares a picture of her transformative makeover for her role as Christy Martin and exclusively tells Cosmo about the upcoming biopic.

David Michôd will direct the film, which is currently untitled and follows the true story of Martin’s rise to being one of the most well-known female boxers in 1990s America. Ben Foster, Merritt Wever, Ethan Embry and Katy O’Brian also star in the biopic.

Madame Web star Sydney Sweeney has revealed her new look to play boxer Christy Martin, and it's quite the chance from what you might have seen of the actor in Anyone But You and Madame Web. Check it out!