Wonder Woman first appeared in 1941 and here we are, 76 years later still talking about her. In fact, Wonder Woman is more relevant than ever thanks to the film industry's massive commitment to all things comic books. Wonder Woman, the movie, hits theaters on June 2, 2017. If you're an old school DC comics fan, consider this a refresher course before you see the film. For everyone else, here's everything you need to know about Wonder Woman before seeing the movie.