Superman and Supergirl take on the cybernetic being known as Brainiac, who boasts that he possesses "the knowledge and strength of 10,000 worlds."
Matt Bomer
Clark Kent / Superman (voice)
John Noble
Brainiac (voice)
Stana Katic
Lois Lane (voice)
Molly C. Quinn
Kara Zor-El / Supergirl (voice)
Diedrich Bader
Steve Lombard (voice)
Jason Beghe
Terrorist Leader (voice)
