"I love David," says Gunn. "One of my favorite actors I've ever worked with. He is wonderful. He also questions everything."

The Twisters actor was one of the first people to audition for the role of Clark Kent/Superman, which meant that Gunn had his star early, but he continued to see actors. According to GQ, there were about 400 people the director saw after Corenswet, who had no idea they were competing with him for the part. Gunn said…