Writer/director James Gunn called in a 'favor' to Bradley Cooper to appear in a key role in his new DCU feature.

Superman is full of twists, turns and unexpected scenes, including a series of celebrity cameos that will make every comic book lover happy. Some fans were shocked to see Bradley Cooper make a cameo in James Gunn's new superhero flick,

James Gunn’s highly anticipated Superman film was released Friday, and it officially kicks off his new DC Universe on the film front. As fans run to theaters to see Clark Kent transform into the Man of Steel,

An A-lister makes an appearance in the new "Superman" movie, in reference to the hero's origin story.

Writer/director/studio head James Gunn previously explained how Superman and Peacemaker connect in a particular way. All the future DCU projects that directly connect to the events of Superman. Superman,

With the release of "Superman," which stars David Corenswet as Superman and Rachel Brosnahan as Lois Lane, the DC comics universe is looking to jumpstart its rivalry with Marvel, which has dominated the box office since 2007.