Suggestions by @joshthomas

Malek Akkad

as Producer in Halloween

Justin Prentice

as Biff Tannen in Back to the Future

Dacre Montgomery

as Biff Tannen in Back to the Future

Zoey Deutch

as Lorraine Baines in Back To The Future (Reboot)

Hailee Steinfeld

as Jennnifer in Back to the future remake

Jon Favreau

as Happy Hogan in Spider-Man: Maximum Carnage

Kristine Froseth

as Harley David in Halloween

Olivia DeJonge

as Mya Rockwell in Halloween

Tye Sheridan

as Myles Barton in Halloween

Lana Condor

as Donna Chang in Halloween

Alex Fitzalan

as Bill Woodlake in Halloween

Jharrel Jerome

as Rudy Grimes in Halloween

Madison Iseman

as Jennifer Danzig in Halloween

Zendaya

as Nora Winston in Halloween

Algee Smith

as Freddie Harris in Halloween

Tom Cruise

as Sebastian Shaw in X-Men

Saoirse Ronan

as Siryn in X-Men

Jon Hamm

as Mister Sinister in X-Men

Javier Bardem

as Apocalypse in X-Men

Joe Keery

as Havok in X-Men