When David Corenswet, the star of James Gunn’s Superman, took on the role of the Man of Steel, he didn’t just have to find his character’s moral center. He had to build his superhero frame, too. Reports say the 32-year-old actor gained nearly 40 pounds of muscle to fill out the iconic suit, transforming his physique from “string bean” to cinematic powerhouse. But according to Corenswet, the most surprising result of his physical transformation ahead of the flick’s 2025 movie schedule release wasn’t just size, but something else entirely.
Speaking with Men’s Health, the actor admitted that bulking to lead the Superman cast changed how he felt in his own skin, even when he wasn’t on set. He explained to the publication:
