Gunn spoke about how this film informs 'Supergirl,' 'Lanterns,' 'Clayface,' and more. Without spoilers, of course.

As James Gunn’s highly anticipated “Superman” soars into theaters this month, fans can journey into the DC Universe with a new book about the making of the film. Penned by veteran film author James Field,

The new Superman movie is on its way, but one scene didn’t survive the final cut. It had to do with Krypto, Superman’s dog, and according to two of the film’s stars, test audiences just didn’t like it.