Synthetic kryptonite laced with tar splits Superman in two: good Clark Kent and bad Man of Steel.
- Runtime: 125 min
- Released: 17 Jun 1983
- Genre:Action, Adventure, Comedy
- Starring: Christopher Reeve, Richard Pryor, Margot Kidder
- Writer: Jerry Siegel, Joe Shuster, David Newman
- Director: Richard Lester
- Available countries: France, United Kingdom, United States