Suggestions by @jiffhunter

Lin-Manuel Miranda

as Tamatao in Moana live action

Alan Tudyk

as Hey hey in Moana live action

Dwayne Johnson

as Maui in Moana live action

Auliʻi Cravalho

as Moana in Moana live action

Gwyneth Paltrow

as Athena in Percy Jackson and the Olympians

Keira Knightley

as Medusa in Percy Jackson and the Olympians

Stephen Fry

as Ludo bagmin in Harry potter Tv show

Finn Wolfhard

as Young Tom riddle in Harry potter Tv show

Warwick Davis

as Miles Finch in Elf: The Reboot

Cate Blanchett

as Umbridge in Harry potter Tv show

Rebel Wilson

as Professor trulani in Harry potter Tv show

JD McCrary

as Dean Thomas in Harry potter Tv show

Jackson Robert Scott

as Denis creevey in Harry potter Tv show

Roman Griffin Davis

as Colin creevey in Harry potter Tv show

Noah Jupe

as Gregory Goyle in Harry potter Tv show

Casey Simpson

as Vincent Crabbe in Harry potter Tv show

Bill Hader

as Dobby in Harry potter Tv show

Josh Hutcherson

as Charlie Weasley in Harry potter Tv show

Eva Green

as Bellatrix Lestrange in Harry potter Tv show

Lauren Lindsey Donzis

as Luna Lovegood in Harry potter Tv show