Suggestions by @osterman

Marcelo Mello Jr.

as Sunspot in X-Men

Austin Butler

as Angel/Archangel in X-Men

Timothée Chalamet

as Nightcrawler in X-Men

Maya Hawke

as Rogue in X-Men

Freddie Highmore

as Iceman in X-Men

Joel Edgerton

as Beast in X-Men

Keanu Reeves

as Mister Sinister in Characters for future MCU movies

Keanu Reeves

as Mister Sinister in X-Men

Fionn Whitehead

as Vulcan in X-Men

Peyton Elizabeth Lee

as Jubilee in X-Men

Stefan Kapičić

as Colossus in X-Men

Denzel Washington

as Apocalypse in X-Men

Margot Robbie

as White Queen in X-Men

Jodie Turner-Smith

as Storm in X-Men

Joe Keery

as Cyclops in X-Men

Jason Momoa

as Sabretooth in X-Men

Jason Isaacs

as Magneto in X-Men

Taron Egerton

as Wolverine in X-Men

Giancarlo Esposito

as Professor X in X-Men

Dakota Fanning

as Lilith in Characters for future MCU movies