Sophie Turner
(Jean Grey / Dark Phoenix)
James McAvoy
(Charles Xavier / Professor X)
Tye Sheridan
(Scott Summers / Cyclops)
Michael Fassbender
(Erik Lensherr / Magneto)
Evan Peters
(Peter Maximoff / Quicksilver)
Kodi Smit-McPhee
(Kurt Wagner / Nightcrawler)
Jennifer Lawrence
(Raven Darkholme / Mystique)
Brian d'Arcy James
(President of the United States)
Halston Sage
(Alison Blaire / Dazzler)
Melissa Toussaint
(UN Delegate Haiti (uncredited))
Xavier Sotelo
(UN Delegate Spain (uncredited))
Eldon Hunter
(Journalist (uncredited))
Christopher Hayes
(UN Reporter #1 (uncredited))
Frédéric Gilles
(World Leader #1 (uncredited))
Julien Irwin Dupuy
(Helicopter Pilot 1 (uncredited))
Alexandre Bélanger
(Businessman (uncredited))
Joey Coleman
(Jean Grey's Uncle (uncredited))