Escaped convicts Gary (Tommy Cook) and Lon (Gary Clarke) are caught hiding in a rocket by scientist Dirk Green (Michael Whalen), who forces them to pilot the ship to the moon. Dirk, who's secretly a moon being, wants to return to his home satellite. Dirk's partner Steve Dayton (Richard Travis) and his fiance June (Cathy Downs) stowaway on the ship by accident. Will they all make it back safely?