The short answer is no, you don't need to watch anything before Superman.

With James Gunn's Superman being released on July 11th, here's a ranking of all the best Superman movies, from the Richard ...

James Gunn and Peter Safran usher in a new era for the DC Universe with a slate of bold reimaginings, new heroes, and long-awaited stories.

James Gunn reveals that he has big plans for DC's Trinity, but he should think small before greenlighting a team-up movie.