Guest Stars Zehra Fazal voices Violet Harper / Halo Troy Baker voices Brion Markov / Geo Force Grey DeLisle Griffin voices Helga Jace Greg Cipes voices Beast Boy / Garfield Logan Mark Rolston voices Lex Luthor Zeno Robinson voices Victor Stone / Cyborg Stephanie Lemelin voices Computer James Arnold Taylor voices G. Gordon Godfrey Nolan North voices Superman / Clark Kent Deborah Strang voices Gretchen Goode / Granny Goodness Maggie Q voices Diana Prince / Wonder Woman Zehra Fazal voices Lian Nguyen-Harper Troy Baker voices Green Lantern / Guy Gardner Grey DeLisle Griffin voices Troia Stephanie Lemelin voices Catherine Cobert Mark Rolston voices Hro Talak Danica McKellar voices Angel O'Day Grey DeLisle Griffin voices Big Barda James Arnold Taylor voices Hawkman Zehra Fazal voices Hawkwoman