Darsteller
Hugh Jackman, Sir Patrick Stewart, Halle Berry, Sir Ian McKellen (Magneto), Famke Janssen (Jean Grey), Jack Marsden (Cyclops), Anna Paquin (Rogue), Tyler Mane (Sabretooth), Ray Park (Toad), Rebecca Romijn (Mystique), Bruce Davison (Sen. Kelly), Matthew Sharp (Henry Guyrich), Brett Morris (Junger Magneto), James Marsden (Scott Summers/Cyclops), Brian Cox (William Stryker), Alan Cumming (Kurt Wagner/Nightcrawler), Kelly Hu (Yuriko Oyama), Aaron Stanford (John Allerdyce/Pyro), Katie Stuart (Kitty Pryde), Michael Reid MacKay (Jason 143), Keely Purvis (kleines Mädchen 143), Shawn Ashmore (Bobby Drake/Iceman), Kea Wong (Jubilee), Daniel Cudmore (Colossus), Connor Widdows (Jones), Bryce Hodgson (Artie), Shauna Kain (Siryn), Cotter Smith (Präsident McKenna), Alf Humphreys (Steven Drake), Jill Teed (Madeline Drake), James Kirk (Ronnie Drake), Ty Olsson (Mitchell Laurio), Kelsey Grammer (Hank McCoy/Beast), Vinnie Jones (Cain Marko/Juggernaut), Ben Foster (Warren Worthington III/ Angel), Dania Ramirez (Callisto), Elliot Page (Kitty Pryde), Michael Murphy (Warren Worthington II), Shohreh Aghdashloo (Dr. Kavita Rao), Josef Sommer (Präsident), Bill Duke (Trask), Danny Huston (William Stryker), Ryan Reynolds (Wade Wilson/Deadpool), Liev Schreiber (Victor Creed/Sabretooth), Dominic Monaghan (Barnell Bohusk/Beak), Lynn Collins (Silver Fox), will.i.am (Wraith), Daniel Henney (David North/Agent Zero), Kevin Durand (Frederick J. Dukes/The Blob)