Superheroes have not been complete strangers to R-rated movies. All three "Deadpool" entries were R-rated as was 2017's "Logan". But traditionally the studios have made sure to restrict R-rated material to darker characters like Wolverine and Deadpool.

During an interview promoting his upcoming film, Gunn answered a question from “Jake’s Takes” Jake Hamilton about how his Superman might someday react to seeing the Dark Knight for the first time. After laughing at the thought,

James Gunn has revealed Bradley Cooper plays the Man of Steel’s father Jor-El in the new DC movie.The 58-year-old filmmaker collaborated with the A Star Is Born actor, 50, on the Guardians of the Galaxy trilogy for Marvel — in which Cooper voiced Rocket Raccoon — and Gunn has now revealed Cooper will feature in Superman as the hero’s