Sun Production

Three youngsters, Kenny, Jane and Ben, are contacted by Oska, the leader of planet Orion which has been conquered by the evil Kaneba. Using their special powers of Tempest, Cyclone and Thunder, they must unite with the Robot King to defend Earth from this ruthless invading force and defeat Kaneba's agent Dorato.

Robot King, an invincible robot weapon from space, protects Earth from an invasion by spacemen who seek to conquer the Earth using a destructive machine that can annihilate the entire galaxy.

"The Dark Empire is determined to conquer the Universe and get rid of anyone who stands against it. The Space Thunder Kids, made up of three valiant youths, are responsible for patrolling space and obstructing any invasion by the Dark Army." - Official Synopsis . Made up of eight animated films from South Korea. Seven of the films were already distributed by IFD films with pre existing English dubs. The eighth film, "Iron Man Trio" (철인 삼총사) did not have a pre existing English dub from IFD .