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 ...

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.

With James Mangold set to direct a Swamp Thing film, what past stories and adaptations could he use for his own film and ...