The short answer is no, you don't need to watch anything before Superman.

The cast of James Gunn’s Superman can be seen in some excellent movies and TV shows outside of the DC Universe. As the leader ...

David Corenswet is the new Superman, but past actors who have previously played the role aren’t stepping in to help him. At ...

During the London premiere of James Gunn’s “Superman,” star David Corenswet revealed that Henry Cavill and Tyler Hoechlin, ...

James Gunn comments on Superman's box office projections and how it doesn't need to be as big of a hit as some are saying.