Batman/Spider-Man: World's Finest

Batman

 * Kevin Conroy as Bruce Wayne / Batman
 * Mathew Valencia as Tim Drake / Robin
 * Tara Strong as Barbara Gordon / Batgirl/ Oracle
 * Scott Menville as Dick Grayson / 1st Robin/ Nightwing
 * Kyra Sedgwick as Batwoman
 * Efrem Zimbalist, Jr. as Alfred Pennyworth
 * Bob Hastings as Commissioner James Gordon
 * Jensen Ackles as Jason Todd / Red Hood
 * Mark Hamill as The Joker
 * Arleen Sorkin as Dr. Harleen Quinzel / Harley Quinn
 * Jason Isaacs as Ra's al Ghul
 * Wade Williams as Roman Sionis / Black Mask
 * Ron Perlman as Slade Wilson/Deathstroke
 * Kevin Spacey as Floyd Lawson/Deadshot
 * Adrienne Barbeau as Selina Kyle /Catwoman
 * Michael Rosenbaum as Clayface
 * Diane Pershing as Pamela Lillian Isley/Poison Ivy
 * Michael Ansara as Victor Fries /Mr.Freeze
 * Jeff Glen Bennett as Jonathan Crane/ Scarecrow
 * John Glover as Edward Nygma/ The Riddler
 * Henry Silva as Bane
 * Steve Blum as Killer Croc
 * Laraine Newman as Baby-Doll
 * Malachi Throne as Harvey Dent/Two-Face
 * David Ogden Stiers as The Penguin

Spider-Man

 * Josh Keaton - Peter Parker/Spider-Man
 * James Arnold Taylor - Harry Osborn
 * Lacey Chabert - Gwen Stacy
 * Daran Norris - J. Jonah Jameson
 * Vanessa Marshall - Mary Jane Watson
 * Alan Rachins - Norman Osborn
 * Steven Blum - Green Goblin
 * Benjamin Diskin - Eddie Brock/Venom
 * Jeff Bennett - Montana/Shocker
 * Eric Vesbit - Sergei Kravinoff/Kraven the Hunter
 * Clancy Brown - Alex O'Hirn/Rhino
 * Peter MacNicol - Dr. Otto Octavius/Doctor Octopus
 * Crispin Freeman - Max Dillon/Electro
 * Robert Englund - Adrian Toomes/Vulture
 * John DiMaggio - Flint Marko/Sandman
 * Tricia Helfer - Felicia Hardy/Black Cat