Margot Kidder

Superman agrees to sacrifice his powers to start a relationship with Lois Lane, unaware that three Kryptonian criminals he inadvertently released are conquering Earth.

An alien orphan is sent from his dying planet to Earth, where he grows up to become his adoptive home's first and greatest superhero.

The Man of Steel crusades for nuclear disarmament and meets Lex Luthor's latest creation, Nuclear Man.

Synthetic kryptonite laced with tar splits Superman in two: good Clark Kent and bad Man of Steel.