From a polluted and destroyed planet called S-1 arrives an invasion on earth, Marin one of the people of S-1 helps the earthlings fighting the invaders with his super ship Baldios. After polluting their own planet beyond repair, a race of evil aliens target earth as their next home. Now it is up to a lone outcast and his robotic spacecraft, Baldios, to defend earth. But, first he must convince the distrusting human population of the impending danger. 宇宙戦士バルディオス的劇場版。重点放在了マリン和アフロディア的爱恨情仇中。另外TV版没有播放的结局也在剧场版中展现。
