Facing impending doom on the planet Krapton, Kid-O, infant son of Jel-O, is sent to earth where he is found and adopted by Ma and Pa Cant. Eventually, the Kraptonian now known as Clark, becomes a newspaper reporter for the Daily Comet. Together with fellow reporter Lois Lame, they uncover a sinister plot by Rex Ruthor, to destroy the world.

Kirk Alyn
as Pa Cant

Vern Dietsche
as Kraptonian Elder

Nathan Douglas
as Gangster #1

David Gerrold
as Jel-lo

Patricia Matthews
as Lois Lame

M'Linda McGuire
as Miss Tushmaker

Mani Migliore
as Little Girl

Drex Reed
as General Zit

Mark Rydzynski
as Superbman / Clark Cant

Dan Sanchez
as Rex Ruthor