And of course, Gunn's own brother Sean Gunn, who plays Maxwell Lord in Superman, portrayed Rocket Raccoon's physical motion capture performance as well as Kraglin, the Ravager turned Guardian who inherits Yondu's special arrow.

"Superman" releases in theaters on July 11. Tickets are on sale now. The film is written and directed by James Gunn. "Superman" stars David Corenswet, Rachel Brosnahan, Nicholas Hoult, Edi Gathegi, Anthony Carrigan, Nathan Fillion, and Isabela Merced.

Superman director James Gunn has confirmed that three Guardians of the Galaxy stars will appear in the upcoming DCU reboot, and he might have confirmed a major spoiler for the movie. Check it