Logan / Wolverine
Professor Charles Xavier
Erik Lehnsherr / Magneto
Jean Grey / Phoenix
Ororo Munroe / Storm
Dr. Henry 'Hank' McCoy / Beast
Bobby Drake / Iceman
Kitty Pride
Marie / Rogue
Cain Marko / Juggernaut
John Allerdyce / Pyro
Warren Worthington III / Angel
Warren Worthington II
Raven Darkholme / Mystique
Scott Summers / Cyclops
Callisto
Dr. Kavita Rao
Jimmy / Leech
The President
Trask
Peter Rasputin / Colossus
James Madrox / Multiple Man
Mrs. Grey
Mr. Grey
Young Jean Grey
Lawnmower Man
Waterhose Man
Young Angel
Dr. McCoy's Assistant
FBI Mystique Interrogator
Jones
Jubilation Lee / Jubilee
Theresa Rourke Cassidy / Siryn
Flea
Mutant Theatre Organizer
Lizard Man
Little Phat
Phat
Elizabeth Braddock / Psylocke
Phillipa Sontag / Arclight
Glob Herman
Kid Omega
Prison Truck Guard #1
Prison Truck Guard #2
Prison Truck Little Girl
Newscaster
Worthington Technician
Prison Truck Driver
Sergeant (voice)
Spike
Team Leader
Minivan Mother
Minivan Father
Minivan Daughter
Minivan Son #1
Minivan Son #2
Photographer
Commander
Alcatraz Lieutenant
Omega Mutie
Dr. Moira MacTaggert
Mutant (uncredited)