Suggestions by @abcdefghijk

Viola Davis

as Storm in Alternate Casting: X-Men Film Series

Margot Robbie

as Emma Frost in Alternate Casting: X-Men Film Series

Chris Evans

as Gambit in Alternate Casting: X-Men Film Series

Emily Blunt

as Jean Grey in Alternate Casting: X-Men Film Series

Dove Cameron

as Young Jean Grey in Alternate Casting: X-Men Film Series

Tom Holland

as Younger Charles Xavier in Alternate Casting: X-Men Film Series

Emily Blunt

as Rogue in Alternate Casting: X-Men Film Series

Dacre Montgomery

as Beast in Alternate Casting: X-Men Film Series

Tom Holland

as Younger Magneto in Alternate Casting: X-Men Film Series

Jon Hamm

as Cyclops in Alternate Casting: X-Men Film Series

Hugh Jackman

as Wolverine in Alternate Casting: X-Men Film Series

Tom Holland

as Young Cyclops in Alternate Casting: X-Men Film Series

Emily Blunt

as White diamond in Steven Universe

Gustavo Daneluz

as Lars Barriga in Steven Universe

Zendaya

as Pink Diamond in Steven Universe

Chloë Grace Moretz

as Sadie Miller in Steven Universe

Peyton Elizabeth Lee

as Peridot in Steven Universe

Bill Hader

as Greg Universe in Steven Universe

Madelaine Petsch

as Rose Quartz in Steven Universe

Jenna Ortega

as Lapis Lazuli in Steven Universe