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)
Clancy Brown
Lex Luthor (voice) (7 eps)
Michael Beach
Mr. Terrific (voice) (5 eps)
Powers Boothe
Gorilla Grodd (voice) (5 eps)
Lex Lang
Heatwave (voice) (4 eps)
Michael Rosenbaum
The Flash (voice) (4 eps)
Juliet Landau
Tala (voice) (4 eps)
Maria Canals-Barrera
Shayera Hol (voice) (4 eps)
Kin Shriner
Green Arrow (voice) (3 eps)
Gina Torres
Vixen (voice) (3 eps)
Nicholle Tom
Supergirl (voice) (2 eps)
Scott Patterson
Agent Faraday (voice) (2 eps)
James Remar
Carter Hall (voice) (2 eps)
Giselle Loren
Stargirl (voice) (2 eps)
Robin Atkin Downes
Watchtower Ops Tech (voice) (2 eps)
Daniel Dae Kim
Metron (voice) (2 eps)
Michael Ironside
Darkseid (voice) (2 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)
Donal Gibson
Captain Boomerang (voice) (1 eps)
Alexis Denisof
Mirror Master (voice) (1 eps)
Kim Mai Guest
Linda Park (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)
J.K. Simmons
General Eiling (voice) (1 eps)
Chris Cox
Shining Knight (voice) (1 eps)
Nathan Fillion
Vigilante (voice) (1 eps)
Mike Erwin
Speedy (voice) (1 eps)
Tara Strong
Johnny (voice) (1 eps)
Jeff Bennett
Rick Wilson (voice) (1 eps)
Oded Fehr
Dr. Fate (voice) (1 eps)
Ted Levine
Sinestro (voice) (1 eps)
Lauren Tom
Dr. Light (voice) (1 eps)
Morena Baccarin
Black Canary (voice) (1 eps)
Virginia Madsen
Roulette (voice) (1 eps)
Amy Acker
The Huntress (voice) (1 eps)
Jeffrey Combs
The Question (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)
Hector Elizondo
Hath-Set (voice) (1 eps)
Bud Cort
Toyman (voice) (1 eps)