Superman and Supergirl take on the cybernetic being known as Brainiac, who boasts that he possesses "the knowledge and strength of 10,000 worlds."
as Clark Kent / Superman (voice)
as Brainiac (voice)
as Lois Lane (voice)
as Kara Zor-El / Supergirl (voice)
as Steve Lombard (voice)
as Terrorist Leader (voice)
as Ma Kent (voice)
as Thara (voice)
as Jimmy Olsen (voice)
as Alura (voice)
as Parasoldier Leader (voice)
as News Anchor #2 / Superman's Ship (voice)
as Zor-El (voice)
as Perry White (voice)
as Ron Troupe (voice)
as Kryptonian #1 (voice)
