

Aiming to defeat the Man of Steel, wealthy executive Ross Webster hires bumbling but brilliant Gus Gorman to develop synthetic kryptonite, which yields some unexpected psychological effects. Between rekindling romance with his high school sweetheart and saving himself, Superman must contend with a powerful supercomputer.
Acting
Christopher Reeve's committed dual performance deserves better material.
Practical Effects
The junkyard fight between Clark and Evil Superman is genuinely inventive.

Director
Richard Lester
Trivia, insights & behind the scenes
Richard Pryor took the role for $4 million, later calling it 'a movie where I didn't have to do much.' He wasn't wrong.
This film killed the Reeve franchise until 1987's desperate Quest for Peace, proving computers and comedians were kryptonite to Superman.