Opinion is sharply divided as to how high the superhero pic can fly when it hits theaters, with some suggesting a much lower range of $90 million to $120 million.

Speaking to Entertainment Weekly, Gunn confirmed that there are characters in the DC Universe ( DCU) film, which arrives on July 11, whose identities haven't been publicly revealed. Asked if there are individuals who'll appear in Superman who haven't been announced yet, the DC Studios co-chief simply replied: "Yes."

James Gunn, the writer/director of 'Superman' and co-head of DC Studios, opens up about his social media presence, this summer's event film, and what's coming up next in his superhero universe.