Superman III

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.

Cast

Christopher Reeve

Clark Kent / Superman

Richard Pryor

August 'Gus' Gorman

Annette O'Toole

Lana Lang

Robert Vaughn

Ross Webster