Guest Stars Zehra Fazal voices Violet Harper / Halo Troy Baker voices Brion Markov / Geo Force Jason Spisak voices Forager / Fred Bugg Mark Rolston voices Lex Luthor Tara Strong voices Tara Markov / Terra Crispin Freeman voices Gregor Markov Crispin Freeman voices Will Harper / Red Arrow Lacey Chabert voices Zatanna Zatara Nolan North voices Frederick DeLamb / Baron Bedlam Zehra Fazal voices Lian Nguyen-Harper Denise Boutte voices Raquel Ervin / Rocket Troy Baker voices Tod Donner Phil LaMarr voices Metron Crispin Freeman voices Jim Harper / Guardian Phil LaMarr voices Dubbilex / Dabney Donovan