Suggestions by @JoseHero

Cate Blanchett

as Alexandra Luthor in DCEU gender-swap

Erin Kellyman

as Wanda West in DCEU gender-swap

Jane Levy

as Crystalia Amaquelin in Inhumans

Jane Levy

as Crystalia Amaquelin in Marvel Cinematic Universe

Simu Liu

as Quill in X-Men Original Trilogy (Fancast Currently)

Penn Badgley

as James Madrox in X-Men Original Trilogy (Fancast Currently)

Michelle Rodriguez

as Callisto in X-Men Original Trilogy (Fancast Currently)

Jack Reynor

as Piotr "Peter" Nikolaievitch Rasputin in X-Men Original Trilogy (Fancast Currently)

Alexander Ludwig

as Piotr "Peter" Nikolaievitch Rasputin in X-Men Original Trilogy (Fancast Currently)

Moisés Arias

as Mortimer Toynbee in X-Men Original Trilogy (Fancast Currently)

Anna Diop

as Ororo Munroe in X-Men Original Trilogy (Fancast Currently)

Danny Griffin

as John Allerdyce in X-Men Original Trilogy (Fancast Currently)

Jay Ryan

as Hank McCoy in X-Men Original Trilogy (Fancast Currently)

Tessa Thompson

as Callisto in X-Men Original Trilogy (Fancast Currently)

Scoot McNairy

as Jason Stryker in X-Men Original Trilogy (Fancast Currently)

Jamie Chung

as Yuriko Oyama in X-Men Original Trilogy (Fancast Currently)

Stephen Lang

as William Stryker Jr. in X-Men Original Trilogy (Fancast Currently)

Ross Lynch

as Warren Worthington III in X-Men Original Trilogy (Fancast Currently)

Winston Duke

as Cain Maiko in X-Men Original Trilogy (Fancast Currently)

Charlie Heaton

as Kurt Thomas Wagner in X-Men Original Trilogy (Fancast Currently)