Shazam! director David F. Sandberg took the time to further explain something he mentioned in the commentary track for the digital release. As he noted in his YouTube video, when people talk about movie problems, they may just think of the big things -- like the visual effects. That's what he did in the mall scene. He said he was so focused on making Zachary Levi's Shazam fly, he didn't notice the crew members who were standing in the background of the scene: