Suggestions by @lanceural

Martin Short

as B.E.N. (voice/mocap) in Treasure Planet remake

Donald Glover

as Black Panther in Marvel

Daniel Craig

as Vision in Marvel

Zendaya

as Nebula in Marvel

John Goodman

as Groot in Marvel

Bill Hader

as Rocket in Marvel

Gemma Arterton

as Gamora in Marvel

Jake Johnson

as Star Lord in Marvel

Ralph Fiennes

as Thanos in Marvel

Jamie Foxx

as War Machine in Marvel

Dwayne Johnson

as Drax the Destroyer in Marvel

Jeremy Allen White

as Spider-Man in Marvel

Tyler Posey

as Quicksilver in Marvel

David Tennant

as Dr. Strange in Marvel

Chloë Grace Moretz

as Scarlett Witch in Marvel

Robbie Amell

as Loki in Marvel

Alan Ritchson

as Thor in Marvel

Chadwick Boseman

as Black Panther in Marvel

Jennifer Lawrence

as Black Widow in Marvel

Zac Efron

as Hawkeye in Marvel