- Tim Daly
- Â Clark Kent / ... 52 episodes, 1996-2000
- Dana Delany
- Â Lois Lane 44 episodes, 1996-2000
- David Kaufman
- Â Jimmy Olsen 26 episodes, 1996-2000
- Clancy Brown
- Â Lex Luthor 20 episodes, 1996-2000
- Lauren Tom
- Â Angela Chen 14 episodes, 1996-1999
- Victor Brandt
- Â Professor Hamilton 14 episodes, 1996-2000
- Corey Burton
- Â Brainiac / ... 12 episodes, 1996-1998
- Joseph Bologna
- Â Dan Turpin 12 episodes, 1997-1998
- George Dzundza
- Â Perry White 10 episodes, 1996-1999
- Brad Garrett
- Â Bibbo / ... 10 episodes, 1996-1999
- Shelley Fabares
- Â Martha Kent 10 episodes, 1996-2000
- Joanna Cassidy
- Â Maggie Sawyer 9 episodes, 1997-1998
- Lisa Edelstein
- Â Mercy Graves 9 episodes, 1996-2000
- Mike Farrell
- Â Jonathan Kent 9 episodes, 1996-1999
- Michael Ironside
- Â Darkseid 7 episodes, 1997-2000
- Frank Welker
- Â Camorite / ... 7 episodes, 1996-1998
- Malcolm McDowell
- Â Metallo / ... 6 episodes, 1996-1999
- Tress MacNeille
- Â Annie's Mother / ... 6 episodes, 1996-1999
- Kevin Conroy
- Â Batman / ... 5 episodes, 1997-1999
- Nicholle Tom
- Â Supergirl / ... 5 episodes, 1998-2000
- Michael Dorn
- Â Kalibak / ... 5 episodes, 1997-2000
- Townsend Coleman
- Â Captain / ... 5 episodes, 1996-1999
- Michael Donovan
- Â Additional Voices / ... 5 episodes, 1997-1999
- John Rubano
- Â Guard / ... 5 episodes, 1997-2000
- Christopher McDonald
- Â Jor-El 4 episodes, 1996
- Bruce Weitz
- Â Bruno 'Ugly' Mannheim 4 episodes, 1996-1998
- Edward Asner
- Â Granny Goodness 4 episodes, 1998-2000
- Jason Marsden
- Â Teenage Clark Kent / ... 4 episodes, 1996-1999
- Efrem Zimbalist Jr.
- Â Alfred 4 episodes, 1997-1999
- Peter Renaday
- Â Captain / ... 4 episodes, 1997-1998
- Diane Michelle
- Â Lashina 4 episodes, 1998-2000
- Brion James
- Â Parasite / ... 3 episodes, 1996-1997
- Miguel Ferrer
- Â Aquaman / ... 3 episodes, 1997-1999
- Finola Hughes
- Â Lara 3 episodes, 1996
- Mark Hamill
- Â The Joker 3 episodes, 1997
- Joely Fisher
- Â Lana Lang 3 episodes, 1996-1998
- Ron Perlman
- Â Jax-Ur 3 episodes, 1997-1999
- Arleen Sorkin
- Â Harley Quinn 3 episodes, 1997
- Charles Napier
- Â General Hardcastle 3 episodes, 1997-2000
- Jennifer Hale
- Â Additional Voices / ... 3 episodes, 1997-1999
- Sherman Howard
- Â Preserver / ... 3 episodes, 1996-1998
- Diane Delano
- Â Stompa 3 episodes, 1998-2000
- Scott Menville
- Â Trouble / ... 3 episodes, 1998
- Andrea Martin
- Â Mad Harriet 3 episodes, 1998-2000
- Robert David Hall
- Â News Anchor / ... 3 episodes, 1997-2000
- Bud Cort
- Â The Toyman / ... 2 episodes, 1996-1998
- Gilbert Gottfried
- Â Mr. Mxyzptlk 2 episodes, 1997-1998
- Ted Levine
- Â Karkull / ... 2 episodes, 1997-1999
- Lori Petty
- Â Livewire / ... 2 episodes, 1997
- Peri Gilpin
- Â Volcana / ... 2 episodes, 1998-1999
- Steve Sandor
- Â Orion 2 episodes, 1998
- Leslie Easterbrook
- Â Mala 2 episodes, 1997
- Robert Hays
- Â Edward Lytener / ... 2 episodes, 1997
- Robert Ito
- Â Awards Presenter / ... 2 episodes, 1997
- John Rubinow
- Â Dr. Vale / ... 2 episodes, 1996-1997
- David L. Lander
- Â Sqweek 2 episodes, 1996
- Carl Lumbly
- Â Alterus / ... 2 episodes, 1997-1999
- Lauri Fraser
- Â Lizzie / ... 2 episodes, 1996-1997
- Michael Horse
- Â Professor Black Wing / ... 2 episodes, 1997-1999
- Don Harvey
- Â Gnaww 2 episodes, 1996
- Eddie Barth
- Â Detective Kurt Bowman 2 episodes, 1997
- Dennis Haysbert
- Â Agent #1 / ... 2 episodes, 1998-1999
- Joe Lala
- Â Electrician / ... 2 episodes, 1996-1997
- Cree Summer
- Â Natasha Irons / ... 2 episodes, 1997
- Jeff Bennett
- Â Guard / ... 2 episodes, 1996-1999
- Brian George
- Â Councilman / ... 2 episodes, 1996-1999
- John Garry
- Â Guard / ... 2 episodes, 1996-1998
- Kevin Michael Richardson
- Â Al / ... 2 episodes, 1996-1997
- Bob Hastings
- Â Commissioner Jim Gordon 2 episodes, 1997-1998
- Cam Clarke
- Â Older Thug / ... 2 episodes, 1997
- Neil Ross
- Â Captain / ... 2 episodes, 1996-1997
- Pat Musick
- Â Guardian #2 / ... 2 episodes, 1997-1999
- Larry Cedar
- Â First Mate / ... 2 episodes, 1997-1999
- Gregg Berger
- Â Agent #2 / ... 2 episodes, 1997-1998
- John Mariano
- Â Agent #3 / ... 2 episodes, 1998-1999
- Steve McGowan
- Â Stormtrooper Guard / ... 2 episodes, 1998-1999
- Vernee Watson
- Â Councilwoman / ... 2 episodes, 1996-1997
- Laraine Newman
- Â Toby Raynes 2 episodes, 1998
- Shannon Kenny
- Â Female Terrorist / ... 2 episodes, 1997
- Philip Maurice Hayes
- Â Blaine / ... 2 episodes, 1996-1997
- Julia Kato
- Â Amy 2 episodes, 1998
- Kelly Schmidt
- Â Lana Lang 2 episodes, 1996-1998
- Dorian Harewood
- Â Ron Troupe 2 episodes, 1996-1997
- Charles Howerton
- Â Hans - Terrorist Guard / ... 2 episodes, 1996
- Sharon Lawrence
- Â Maxima 1 episode, 1997
- Nancy Travis
- Â Darci Mason 1 episode, 1998
- Jennifer Jason Leigh
- Â Cetea 1 episode, 1999
- Xander Berkeley
- Â Sgt. Corey Mills 1 episode, 1997
- Michael York
- Â Kanto 1 episode, 1997
- Charlie Schlatter
- Â The Flash / ... 1 episode, 1997
- Jason Priestley
- Â Chameleon Boy / ... 1 episode, 1998
- Mathew Valencia
- Â Robin / ... 1 episode, 1998
- Michael P. Greco
- Â Green Lantern / ... 1 episode, 1999
- John Rubinstein
- Â Peterson 1 episode, 1996
- Tony Jay
- Â Sul-Van 1 episode, 1996
- William H. Macy
- Â Director 1 episode, 1998
- Roddy McDowall
- Â Jervis Tetch / ... 1 episode, 1998
- Chad Lowe
- Â Cosmic Boy / ... 1 episode, 1998
- David Warner
- Â Ra's al Ghul 1 episode, 1999
- Sarah Douglas
- Â Mala 1 episode, 1999
- Roger Rose
- Â Councilman / ... 1 episode, 1996
- Jonathan Harris
- Â Julian Frey 1 episode, 1997
- Melissa Joan Hart
- Â Imra Ardeen / ... 1 episode, 1998
- Peter Gallagher
- Â Kurt 1 episode, 1998
- John Glover
- Â Edward Nygma / ... 1 episode, 1998
- Olivia Hussey
- Â Talia al Ghul 1 episode, 1999
- Stephen Root
- Â Reverend Amos Howell / ... 1 episode, 1999
- Dina Sherman
- Â Tina 1 episode, 1999
- Richard Moll
- Â Emperor Spooj 1 episode, 1996
- Larry Drake
- Â Mr. Eelan 1 episode, 1996
- Joe Nipote
- Â 'Spider' Spinelli / ... 1 episode, 1996
- Brian Cox
- Â Dr. Earl Garver 1 episode, 1997
- Cynthia Gibb
- Â Trish Mills 1 episode, 1997
- Jim Meskimen
- Â Janitor 1 episode, 1997
- Renée Taylor
- Â Lucille 1 episode, 1997
- Lorin Dreyfuss
- Â Ben Mardon 1 episode, 1997
- Paul Williams
- Â Oswald Cobblepot / ... 1 episode, 1998
- Susanne Blakeslee
- Â Teacher 1 episode, 1998
- Tom Wilson
- Â Joey 1 episode, 1996
- Jesse Batten
- Â Baby Kal-El 1 episode, 1996
- Ernie Hudson
- Â Professor Felix 1 episode, 1997
- Jennifer Lien
- Â Inza Nelson 1 episode, 1997
- Sandra Bernhard
- Â Gsptlsnz 1 episode, 1997
- Jack Carter
- Â Harry 1 episode, 1997
- Castulo Guerra
- Â NASA Spokesperson 1 episode, 1997
- Jeff Dombro
- Â Guard 1 episode, 1997
- Rosalyn Sidewater
- Â Doctor 1 episode, 1997
- Carolyn Seymour
- Â Kala In-Ze 1 episode, 1998
- Henry Silva
- Â Bane 1 episode, 1998
- Peter Mark Richman
- Â Abin Sur / ... 1 episode, 1999
- Stuart Pankin
- Â Doctor Cardy 1 episode, 1999
- Dave Walsh
- Â Captain Croissant 1 episode, 1999
- Robert Patrick
- Â LeBeau 1 episode, 1996
- Scott Valentine
- Â Sam Coralli 1 episode, 1996
- Valri Bromfield
- Â Big Susan 1 episode, 1996
- Lara Cody
- Â Alien Girls 1 episode, 1996
- Marion Ross
- Â General Richter 1 episode, 1997
- Dean Jones
- Â Col. Sam Lane 1 episode, 1997
- Ron Glass
- Â News Anchorman 1 episode, 1997
- George DelHoyo
- Â Dr. Fate / ... 1 episode, 1997
- Marcelo Tubert
- Â Sonar Man 1 episode, 1997
- Matt Landers
- Â Robber 1 episode, 1997
- Kendall Cunningham
- Â Tommy 1 episode, 1997
- Hassan Nicholas
- Â Bobby Felix 1 episode, 1997
- Paul Colbert
- Â Ernest Walker 1 episode, 1997
- Barbara Parkins
- Â Mother Box 1 episode, 1998
- Jennifer Richards
- Â Young Woman 1 episode, 1996
- Tasia Valenza
- Â Policewoman 1 episode, 1996
- Lee Magnuson
- Â Terrorist 1 episode, 1996
- Robert Costanzo
- Â Detective Bullock 1 episode, 1997
- Jim Cummings
- Â Phantom Zone Beast 1 episode, 1997
- Robert Morse
- Â Desaad 1 episode, 1997
- Haunani Minn
- Â ER Doctor 1 episode, 1997
- Ryan O'Donohue
- Â Boy #1 1 episode, 1997
- Keri Tombazian
- Â Female Correspondent 1 episode, 1997
- Lauren Robinson
- Â Sarita Felix 1 episode, 1997
- Marc Drotman
- Â Bank Manager 1 episode, 1997
- Charity James
- Â Roxanne Sutton / ... 1 episode, 1998
- Miguel Sandoval
- Â Doctor #2 1 episode, 1999
- Billy West
- Â Lexie #2 1 episode, 1999
- Mark Jonathan Davis
- Â Dude 1 episode, 1999
- Mel Winkler
- Â Commissioner Henderson 1 episode, 1996
- Mae Whitman
- Â Young Lois 1 episode, 1997
- Ed Gilbert
- Â University Guard 1 episode, 1997
- Marc Robinson
- Â Teen 1 episode, 1997
- James Patrick Cronin
- Â Boy #2 1 episode, 1997
- Al Roker
- Â Weatherman 1 episode, 1998
- Debi Mae West
- Â Billy 1 episode, 1998
- Tony Pope
- Â Scientist 1 episode, 1998
- Charles Rocket
- Â Used Car Salesman 1 episode, 1999
- Aria Noelle Curzon
- Â Lucy Lane 1 episode, 1997
- Melissa Disney
- Â College Girl 1 episode, 1999
- Murphy Cross
- Â Female Technician 1 episode, 1999
- Yuji Okumoto
- Â Security Guard 1 episode, 1996
- Vinnie Paul
- Â Boy 1 episode, 1997
- Clyde Kusatsu
- Â Dr. Cornell 1 episode, 1998
- John Capodice
- Â Ceasar Carlini 1 episode, 1997
- Joseph Gole
- Â Rabbi 1 episode, 1998
- Nick Savalas
- Â Attorney 1 episode, 1996
- Miracle Vincent
- Â Annie / ... 1 episode, 1996