Kevin Conroy
Batman (voice) (39 eps)
George Newbern
Superman (voice) (39 eps)
Susan Eisenberg
Wonder Woman (voice) (39 eps)
Carl Lumbly
J'onn J'onzz (voice) (39 eps)
Phil LaMarr
Green Lantern (voice) (39 eps)
Clancy Brown
Lex Luthor (voice) (13 eps)
Michael Rosenbaum
The Flash (voice) (11 eps)
Maria Canals-Barrera
Shayera Hol (voice) (11 eps)
CCH Pounder
Amanda Waller (voice) (9 eps)
Kin Shriner
Green Arrow (voice) (9 eps)
Jennifer Hale
Inza (voice) (7 eps)
Lex Lang
Atomic Skull (voice) (7 eps)
Juliet Landau
Tala (voice) (7 eps)
Nicholle Tom
Supergirl (voice) (7 eps)
Robert Foxworth
Professor Hamilton (voice) (6 eps)
Chris Cox
Captain Atom (voice) (6 eps)
Michael Beach
Mr. Terrific (voice) (6 eps)
Corey Burton
Brainiac (voice) (5 eps)
J.K. Simmons
General Eiling (voice) (5 eps)
Jeffrey Combs
The Question (voice) (5 eps)
Gina Torres
Vixen (voice) (5 eps)
Powers Boothe
Gorilla Grodd (voice) (5 eps)
Dana Delany
Lois Lane (voice) (4 eps)
Amy Acker
The Huntress (voice) (4 eps)
Jeremy Piven
Elongated Man (voice) (3 eps)
Peter Onorati
War Hawk (voice) (3 eps)
Adam Baldwin
Bonk (voice) (3 eps)
Will Friedle
Terry McGinnis (voice) (3 eps)
John C. McGinley
The Atom (voice) (3 eps)
Oded Fehr
Dr. Fate (voice) (3 eps)
Morena Baccarin
Black Canary (voice) (3 eps)
James Sie
General Kwan (voice) (2 eps)
Ed O'Ross
Tobias Manning / Guard (voice) (2 eps)
Robert Picardo
Amazo (voice) (2 eps)
Dee Bradley Baker
Blockbuster (voice) (2 eps)
Bruce Timm
Solomon Grundy (voice) (2 eps)
Ed Asner
Granny Goodness (voice) (2 eps)
Scott Rummell
Aquaman (voice) (2 eps)
Shane Haboucha
Kid Superman (voice) (2 eps)
Peter MacNicol
David Clinton (voice) (2 eps)
Mindy Sterling
Enid (voice) (2 eps)
Jamie Alcroft
Larry (voice) (2 eps)
Dennis Farina
Wildcat (voice) (2 eps)
Robert Forster
The President (voice) (2 eps)
Scott Patterson
Agent Faraday (voice) (2 eps)
Donal Gibson
Captain Boomerang (voice) (2 eps)
Hector Elizondo
Kragger (voice) (2 eps)
James Remar
Carter Hall (voice) (2 eps)
Nathan Fillion
Vigilante (voice) (2 eps)
Giselle Loren
Stargirl (voice) (2 eps)
Virginia Madsen
Roulette (voice) (2 eps)
Kim Mai Guest
Linda Park (voice) (2 eps)
Lauren Tom
Dr. Light (voice) (2 eps)
Robin Atkin Downes
Gentleman Ghost (voice) (2 eps)
Daniel Dae Kim
Metron (voice) (2 eps)
Michael Ironside
Darkseid (voice) (2 eps)
Eric Roberts
Mongul (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)
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)
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)
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)
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)
Melissa Joan Hart
Dee Dee (voice) (1 eps)
Don Harvey
Chucko (voice) (1 eps)
Ioan Gruffudd
Mr. Miracle (voice) (1 eps)
Farrah Forke
Big Barda (voice) (1 eps)
Arte Johnson
Virman Vundabar (voice) (1 eps)
Michael Dorn
Kalibak (voice) (1 eps)
Dick Miller
Oberon (voice) (1 eps)
Zack Shada
Young Scott (voice) (1 eps)
Michael Jai White
Doomsday (voice) (1 eps)
Armin Shimerman
Dr. Milo (voice) (1 eps)
Alan Rachins
Clock King (voice) (1 eps)
Robert Englund
Felix Faust (voice) (1 eps)
Bob Joles
Hades (voice) (1 eps)
Jason Bateman
Hermes (voice) (1 eps)
Wayne Knight
Abnegazar (voice) (1 eps)
Susan Sullivan
Hippolyta (voice) (1 eps)
Michael T. Weiss
Jason Blood (voice) (1 eps)
Glenn Shadix
Mondragora (voice) (1 eps)
Scott Paterson
Faraday (voice) (1 eps)
Joe Nipote
Tony (voice) (1 eps)
Steve Schirripa
Cecil (voice) (1 eps)
Jerry O'Connell
Captain Marvel (voice) (1 eps)
Lisa Edelstein Russell
Mercy (voice) (1 eps)
Elizabeth Peña
Paran-Dul (voice) (1 eps)
David Barrera
Hawk #2 (voice) (1 eps)
Hynden Walch
Ace (voice) (1 eps)
Marc Worden
Parasite (voice) (1 eps)
Seymour Cassel
Chuck Sirianni (voice) (1 eps)
Takayo Fischer
Mairzey (voice) (1 eps)
John DiMaggio
Dreamslayer (voice) (1 eps)
Paul Guilfoyle
Travis Morgan (voice) (1 eps)
Malcolm McDowell
Metallo (voice) (1 eps)
Douglas Dunning
Deimos (voice) (1 eps)
Nicholas Guest
Dino Trooper (voice) (1 eps)
Ron Perlman
Orion (voice) (1 eps)
Mark Hamill
Trickster (voice) (1 eps)
Alexis Denisof
Mirror Master (voice) (1 eps)
Lani Minella
Mayor (voice) (1 eps)
Raphael Sbarge
Deadman (voice) (1 eps)
David Ogden Stiers
Solovar (voice) (1 eps)
Sab Shimono
Monk (voice) (1 eps)
Mike Erwin
Speedy (voice) (1 eps)
Tara Strong
Johnny (voice) (1 eps)
Jeff Bennett
Rick Wilson (voice) (1 eps)
Ted Levine
Sinestro (voice) (1 eps)
Matt Czuchry
Brainiac 5 (voice) (1 eps)
Googy Gress
Bouncing Boy (voice) (1 eps)
Tomas Arana
Tharok (voice) (1 eps)
Joanne Whalley
Emerald Empress (voice) (1 eps)
Bud Cort
Toyman (voice) (1 eps)
George Eads
Captain Atom (voice) (1 eps)