Season Three
| The X-Men: |
| Kirby Morrow ... Scott Summers aka Cyclops |
| Venus Terzo ... Jean Grey |
| Neil Denis ... Evan Daniels aka Spyke |
| Scott McNeil ... Logan aka Wolverine |
| Kirsten Williamson ... Ororo Munroe aka Storm |
| Meghan Black ... Anna Marie aka Rogue |
| Maggie Blue O'Hara ... Katherine "Kitty" Pryde aka Shadowcat |
| Brad Swaile ... Kurt Wagner aka Nightcrawler |
| Michael Kopsa ... Dr. Henry "Hank" McCoy aka Beast |
| David Kaye ... Charles Xavier aka Professor X |
| The New Mutants: |
| Megan Leitch ... Tabitha Smith aka Boom Boom |
| Alexandra Carter ... Amara Aquilla aka Magma |
| Bill Switzer ... Sam Guthrie aka Cannonball |
| Andrew Francis ... Robert "Bobby" Drake aka Iceman |
| David A. Kaye ... Jamie Madrox aka Multiple Man |
| The Brotherhood of Mutants: |
| Richard Cox ... Pietro Maximoff aka Quicksilver |
| Michael Dobson ... Fred Dukes aka Blob |
| Noel Fisher ... Todd Tolensky aka Toad |
| Christopher Gray ... Lance Alvers aka Avalanche |
| Kelly Sheridan ... Wanda Maximoff aka Scarlet Witch |
| Colleen Wheeler ... Raven Darkholme aka Mystique |
| Others: |
| Michael Donovan ... Victor Creed aka Sabertooth |
| Christopher Judge ... Eric Magnus Lehnsherr aka Magneto |
| Matt Hill ... Alex Masters aka Havok |
| Jim Byrnes ... Nick Fury |
| Michael Adamthwaite ... Piotr Rasputin aka Colossus |
| Dale Wilson ... Principal Edward Kelly |
| Alessandro Juliani ... Remy LeBeau aka Gambit |
| Campbell Lane ... Jason Wyngarde aka Mastermind |
| Trevor Devall ... John Allerdyce aka Pyro |
| Ron Halder ... Mesmero |