Sydney Sweeney Amy Sussman/Getty Images Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment Were she not Sydney Sweeney and prone to making headlines for nearly every move she makes onscreen and off, viewers might not immediately realize it's the Euphoria actress who's portraying groundbreaking former professional boxer Christy Salters Martin when watching the sports biopic Christy.