Jack Dylan Grazer Jonathan Kent / Superboy (voice) Jack Griffo Damian Wayne / Robin (voice) Laura Bailey Lois Lane (voice) Troy Baker Bruce Wayne / Batman (voice) Travis Willingham Clark Kent / Superman (voice) Darin De Paul Lex Luthor / Starro (voice) Tom Kenny Green Arrow / Penguin / Principal (voice) Zeno Robinson Jimmy Olsen / Melvin Masters (voice) Nolan North Jor-El (voice) Myrna Velasco Wonder Girl / Lara / Mom (voice)