When you watch the Shazam! trailers or TV spots, you can’t help but notice how great Zachary Levi looks in the role of Shazam. As he interacts with the younger cast, or gets in on the action, you feel like you’re watching someone who is absolutely having the time of his life playing a 14-year-old superhero. However, when the studio first asked him about playing Shazam, he said no. That’s because he figured Warner Bros. was going to go after a big name star, or someone built like Dwayne Johnson. But as time went on, …