Corenswet's physical trainer breaks down the routine that helped the formerly svelte actor put on 40 pounds of muscle—and how he got Nicholas Hoult prepped for Lex Luthor.

Clark Kent may call Delaware home in the new movie, but the Philly-born lead actor gets to show home hometown love too.

To transform into the Man of Steel, ‘Superman’s David Corenswet hit the gym and overhauled his diet to be protein heavy. Here's how he bulked up, up and away. James Gunn’s first DCU movie flies into theaters on July 11.