Kevin Conroy
Batman (voice) (50 eps)
George Newbern
Superman (voice) (50 eps)
Susan Eisenberg
Wonder Woman (voice) (50 eps)
Phil LaMarr
Green Lantern (voice) (50 eps)
Carl Lumbly
J'onn J'onzz (voice) (50 eps)
Michael Rosenbaum
The Flash (voice) (50 eps)
Maria Canals-Barrera
Hawkgirl (voice) (50 eps)
Jason Marsden
Snapper Carr (voice) (9 eps)
Mark Hamill
The Joker / Solomon Grundy (voice) (9 eps)
Jennifer Hale
Giganta / Killer Frost / Louise Lincoln (voice) (8 eps)
Clancy Brown
Lex Luthor (voice) (8 eps)
Corey Burton
Brainiac / Forager (voice) (7 eps)
Phil Morris
Vandal Savage (voice) (7 eps)
Olivia d'Abo
Star Sapphire / Carol Ferris (voice) (6 eps)
Susan Sullivan
Queen Hippolyta (voice) (5 eps)
Brian George
The President / Watchtower Personnel (voice) (5 eps)
Richard Doyle
U.N. Assembly Leader / Doctor (voice) (5 eps)
Stephen McHattie
The Shade / Richard Swift (voice) (5 eps)
Dave Thomas
Ernst (voice) (4 eps)
Kristin Bauer van Straten
Mera (voice) (4 eps)
Peter Renaday
Councillor / Soldier (voice) (4 eps)
René Auberjonois
Kanjar-Ro / Galius Zed / Guardian of Oa (voice) (4 eps)
Robert Picardo
Amazo (voice) (4 eps)
Ted Levine
Sinestro (voice) (4 eps)
Ron Perlman
Orion (voice) (4 eps)
Scott Rummell
Aquaman / Arthur Curry (voice) (4 eps)
Powers Boothe
Gorilla Grodd (voice) (4 eps)
Ian James Corlett
Sarge / Captain / Soldier (voice) (3 eps)
Ted McGinley
Tom Turbine (voice) (3 eps)
Patrick Duffy
Steve Trevor (voice) (3 eps)
J. Grant Albrecht
General Hoffman (voice) (3 eps)
Jose Yenque
Copperhead (voice) (3 eps)
Ashley Edner
Jennifer (voice) (3 eps)
Kevin Michael Richardson
General Wells / Thanagarian Soldier / Soldier (voice) (3 eps)
Ian Buchanan
Ultra-Humanite (voice) (3 eps)
Dana Delany
Lois Lane (voice) (3 eps)
Efrem Zimbalist Jr.
Alfred Pennyworth (voice) (3 eps)
Victor Rivers
Hro Talak (voice) (3 eps)
Hector Elizondo
Lt. Kragger (voice) (3 eps)
Elizabeth Peña
Paran Dul (voice) (3 eps)
Dennis Haysbert
Kilowog (voice) (3 eps)
Neil Patrick Harris
Ray Thompson (voice) (2 eps)
James Remar
Lead Manhunter (voice) (2 eps)
Kurtwood Smith
Prosecutor (voice) (2 eps)
Richard Green
Orm / Soldier (voice) (2 eps)
Xander Berkeley
General Brak / Dignitary / Soldier (voice) (2 eps)
Robert Englund
Felix Faust (voice) (2 eps)
John Rhys-Davies
Lord Hades (voice) (2 eps)
David Paymer
Chancellor / Captain (voice) (2 eps)
Eric Roberts
Mongul (voice) (2 eps)
Phil Proctor
First Humanoid (voice) (2 eps)
William Smith
Draaga (voice) (2 eps)
David Ogden Stiers
Solovar / Car Owner (voice) (2 eps)
Virginia Madsen
Dr. Sarah Corwin / Black-Haired Girl (voice) (2 eps)
André Sogliuzzo
SWAT Officer / Vendor (voice) (2 eps)
Karen Maruyama
Tsukuri / Firefighter (voice) (2 eps)
Maggie Wheeler
Antiope / Perfume Lady (voice) (2 eps)
Julie Bowen
Aresia (voice) (2 eps)
Vanessa Marshall
Paramedic / Co-Pilot (voice) (2 eps)
David Naughton
The Streak (voice) (2 eps)
William Katt
Green Guardsman / Scott Mason (voice) (2 eps)
Stephen Root
Cat Man / T. Blake (voice) (2 eps)
Udo Kier
The Music Master (voice) (2 eps)
Michael McKean
The Sportsman / Sgt. O'Shaughnessey (voice) (2 eps)
Jeffrey Jones
Sir Swami (voice) (2 eps)
Sheryl Lee Ralph
Cheetah / Barbara Ann Minerva (voice) (2 eps)
Efrain Figueroa
Copperhead (voice) (2 eps)
Soren Fulton
Mordred / J'onn's Children (voice) (2 eps)
Michael T. Weiss
Etrigan the Demon / Jason Blood (voice) (2 eps)
Pam Grier
My'ria'h (voice) (2 eps)
Danica McKellar
Sapphire Stagg / Bystander (voice) (2 eps)
Tom Sizemore
Metamorpho / Rex Mason (voice) (2 eps)
Earl Boen
Simon Stagg (voice) (2 eps)
Richard Moll
Java / Mr. Braddock (voice) (2 eps)
Fred Dryer
Sgt. Rock / Flagship Pilot #2 (voice) (2 eps)
Michael Ironside
Darkseid (voice) (2 eps)
Rob Paulsen
Lightray / Helmsman (voice) (2 eps)
Mitchell Ryan
Highfather (voice) (2 eps)
Tracey Walter
Mophir (voice) (2 eps)
Enrico Colantoni
Glorious Gordon Godfrey (voice) (2 eps)
Brian Doyle-Murray
Artie Bauman (voice) (2 eps)
Bruce McGill
General McCormick (voice) (2 eps)
Michael Dorn
Kalibak / Cop (voice) (2 eps)
Oded Fehr
Dr. Fate / Kent Nelson (voice) (2 eps)
Lisa Edelstein Russell
Mercy Graves (voice) (2 eps)
Tara Strong
Sera (voice) (2 eps)
Masasa Moyo
Beautiful Woman (voice) (2 eps)
Brad Garrett
Lobo (voice) (2 eps)
William Atherton
Dr. Destiny / John Dee (voice) (2 eps)
Arleen Sorkin
Harley Quinn / Dr. Harleen Quinzel (voice) (2 eps)
Khary Payton
Ten (voice) (2 eps)
Greg Cipes
Jack (voice) (2 eps)
Scott Menville
King (voice) (2 eps)
Dan Castellaneta
Kaznian Astronaut / Socialite / Photographer (voice) (2 eps)
Dorie Barton
Princess Audrey (voice) (2 eps)
Larry Drake
Colonel Vox (voice) (2 eps)
Charles Howerton
Armed Man (voice) (2 eps)
Kim Mai Guest
Katma Tui (voice) (2 eps)
Stan Ridgway
Communications Officer (voice) (2 eps)
Keith David
Despero (voice) (2 eps)
Pepe Serna
Shifflet (voice) (2 eps)
Carlos Ferro
Radocko (voice) (2 eps)
Michael Gough
Professor Henry Moss / Security Guard (voice) (1 eps)
Rob Zombie
Ichthultu (voice) (1 eps)
Gary Cole
J. Allen Carter (voice) (1 eps)
Max Brooks
Howie (voice) (1 eps)
Wanda Christine
Female Technician / SCU Officer (voice) (1 eps)
Clyde Kusatsu
Japanese Ambassador / Asian Technician (voice) (1 eps)
Garrett Morris
Al McGee (voice) (1 eps)
Rickey D'Shon Collins
Chris McGee / Robber (voice) (1 eps)
Chad Einbinder
Captain / Pedestrian / Cop (voice) (1 eps)
Serena Berman
Cassie (voice) (1 eps)
Lauri Fraser
Cassie's Mom (voice) (1 eps)
Jan Rabson
Professor Erlich (voice) (1 eps)
Andrea Romano
Amazon Officer (voice) (1 eps)
Cathy Cavadini
Dr. Mary / Blonde Girl (voice) (1 eps)
Bill Duke
Detective (voice) (1 eps)
Keone Young
Professor Arthur Chin (voice) (1 eps)
Julianne Grossman
Phillipus / Driver / Pilot #2 (voice) (1 eps)
Grant Heslov
Doctor / Father (voice) (1 eps)
William Morgan Sheppard
Merlin (voice) (1 eps)
Jim Meskimen
Knight (voice) (1 eps)
Cam Clarke
Paramedic (voice) (1 eps)
Jim Wise
Bouncer (voice) (1 eps)
Michael Bell
NTSB Inspector / Conducter (voice) (1 eps)
Lisa Long
Secretary / Cop / Reporter (voice) (1 eps)
John Rubinow
Brakeman / Drill Worker / Robber (voice) (1 eps)
Dee Bradley Baker
Synthoid / Thug / Cop (voice) (1 eps)
Diane Pershing
Poison Ivy / Dr. Pamela Isley (voice) (1 eps)
Lauren Tom
Chung / Kid (voice) (1 eps)
Victor Williams
Snooty British Director / Lieutenant (voice) (1 eps)
Lukas Haas
Private (voice) (1 eps)
William Hootkins
Commander (voice) (1 eps)
Sean Donnellan
Technician (voice) (1 eps)
Bruce Timm
Soldier (voice) (1 eps)
Tom Kenny
Search Leader / Searcher (voice) (1 eps)
Fairuza Balk
Penny Dee (voice) (1 eps)
Peri Gilpin
Volcana / Claire Selton (voice) (1 eps)
Mark Rolston
Firefly / Garfield Lynns (voice) (1 eps)
Nicholas Guest
Luminus / Edward Lytener / Dr. Bill Brooks (voice) (1 eps)
Richard McGonagle
Warden / Rick (voice) (1 eps)
David Kaufman
Jimmy Olsen (voice) (1 eps)
John C. McGinley
Executive / Bookie (voice) (1 eps)
Hynden Walch
Ace (voice) (1 eps)
Alfred Molina
King Gustav (voice) (1 eps)
Mike Farrell
Jonathan Kent / Store Owner (voice) (1 eps)
Shelley Fabares
Martha Kent (voice) (1 eps)
Kimberly Brooks
Mrs. Saunders / Woman (voice) (1 eps)
Robert Ito
Mr. Hama / Shopper (voice) (1 eps)
Steven Wash Jr.
Little Boy (voice) (1 eps)
Amber Hood
Little Girl (voice) (1 eps)
Larry Cedar
Radar Tech / Thanagarian Soldier (voice) (1 eps)
Javier Grajeda
Thanagarian Sentry (voice) (1 eps)
Michael Jai White
Doomsday (voice) (1 eps)
David Markus
Student / Cop (voice) (1 eps)