Kevin Conroy
Batman (voice) (13 eps)
George Newbern
Superman (voice) (13 eps)
Susan Eisenberg
Wonder Woman (voice) (13 eps)
Carl Lumbly
J'onn J'onzz (voice) (13 eps)
Phil LaMarr
Green Lantern (voice) (13 eps)
Jennifer Hale
Zatanna (voice) (4 eps)
Peter Onorati
B'wana Beast (voice) (3 eps)
Lex Lang
Robber #1 (voice) (2 eps)
James Sie
General Kwan (voice) (2 eps)
Ed O'Ross
General Olanic (voice) (2 eps)
Robert Picardo
Amazo (voice) (2 eps)
Dee Bradley Baker
Blockbuster (voice) (2 eps)
Bruce Timm
Solomon Grundy (voice) (2 eps)
Scott Rummell
Aquaman (voice) (2 eps)
Will Friedle
Batman (voice) (2 eps)
Adam Baldwin
Jonah Hex (voice) (2 eps)
Peter MacNicol
David Clinton (voice) (2 eps)
Mindy Sterling
Enid (voice) (2 eps)
Robert Foxworth
Professor Hamilton (voice) (2 eps)
Kin Shriner
Green Arrow (voice) (2 eps)
Oded Fehr
Dr. Fate (voice) (2 eps)
Eric Roberts
Mongul (voice) (1 eps)
Dana Delany
Loana (voice) (1 eps)
Mike Farrell
Jonathan Kent / Brainiac (voice) (1 eps)
Josh Hutcherson
Van-El / Young Bruce Wayne (voice) (1 eps)
Christopher McDonald
Jor-El (voice) (1 eps)
Dakota Fanning
Kid Wonder Woman (voice) (1 eps)
Kyle Alcazar
Kid Batman (voice) (1 eps)
Marc John Jefferies
Kid Green Lantern (voice) (1 eps)
Shane Haboucha
Kid Superman (voice) (1 eps)
Olivia d'Abo
Morgaine Le Fey (voice) (1 eps)
Soren Fulton
Mordred (voice) (1 eps)
Sheryl Lee Ralph
Cheetah (voice) (1 eps)
Ashley Edner
May (voice) (1 eps)
Jose Yenque
Copperhead (voice) (1 eps)
Fred Savage
Hawk / Hank Hall (voice) (1 eps)
Jason Hervey
Dove / Don Hall (voice) (1 eps)
Michael York
Ares / Mr. Sera (voice) (1 eps)
Ed Asner
Hephaestus (voice) (1 eps)
Patrick Bauchau
Kasnian Monk (voice) (1 eps)
James Arnold Taylor
Private / Robber (voice) (1 eps)
Rachel York
Circe (voice) (1 eps)
Jack Carter
Sid (voice) (1 eps)
Laraine Newman
Medusa (voice) (1 eps)
Chad Einbinder
Attendant (voice) (1 eps)
James Tucker
B'wana Beast (growling) (voice) (1 eps)
Charles Napier
General Hardcastle (voice) (1 eps)
Sam McMurray
Gilbert Hale (voice) (1 eps)
Roger Rose
Lasser (voice) (1 eps)
Cree Summer
Female Singer (voice) (1 eps)
Tom Everett Scott
Booster Gold (voice) (1 eps)
Billy West
Skeets (voice) (1 eps)
Lori Loughlin
Tracy (voice) (1 eps)
Jeremy Piven
Elongated Man (voice) (1 eps)
Kath Soucie
Young Boy (voice) (1 eps)
Gregg Rainwater
Long Shadow / Mike (voice) (1 eps)
Tim Matheson
Maxwell Lord (voice) (1 eps)
Grey DeLisle
Downpour / Shifter (voice) (1 eps)
CCH Pounder
Amanda Waller / Juice (voice) (1 eps)
Michael Beach
Commander (voice) (1 eps)
Cathy Cavadini
Katie (voice) (1 eps)
Ben Browder
Bat Lash (voice) (1 eps)
Jonathan Ross
Sheriff Ohiyesa Smith (voice) (1 eps)
Nestor Carbonell
El Diablo (voice) (1 eps)
Michael Rosenbaum
Ghoul (voice) (1 eps)
Melissa Joan Hart
Dee Dee (voice) (1 eps)
Don Harvey
Chucko (voice) (1 eps)
J.K. Simmons
Eiling (voice) (1 eps)
Maria Canals-Barrera
Hawkgirl (voice) (1 eps)
Gina Torres
Vixen (voice) (1 eps)