Jack Quaid Clark Kent, Superman Voice Alice Lee Lois Lane Voice Ishmel Sahid Jimmy Olsen Voice Laila Berzins Heat Wave Guest Voice Joel de la Fuente The General Guest Voice Darrell Brown Perry White Guest Voice Michael Emerson Brainiac Guest Voice Zehra Fazal Leslie Willis , Livewire Guest Voice Debra Wilson Amanda Waller Actor Jesse Inocalla The Brain Guest Voice Max Mittelman Lex Luthor Guest Voice Kiana Madeira Kara , Supergirl Guest Voice Jason Marnocha Jor-El Guest Voice Chris Parnell Agent Wilson Guest Voice Reid Scott Pa Kent Guest Voice Sam Register Executive Producer Josie Campbell Writer Jake Wyatt Writer Brendan Clogher Executive Producer, Writer Angela Entzminger Writer Cynthia Furey Writer M. Willis Writer Paul Chang Writer Jen Bennett Director Christina Manrique Director Diana Huh Director