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.

James Gunn’s Superman is gearing up for its big screen debut, but early signs suggest it might fall short of matching the opening weekend success of Batman v Superman. Forecasts show the new film is expected to earn around $135 million in its U.

An early "Superman" teaser shot was mocked online for its depiction of the hero's flight. James Gunn said the shot "kind of got by" him.