Suggestions by @druidmaster

Imperial Officer

as Rutger Hauer in Deceased Actors’ Casting You Would’ve Loved to See

Imperial Officer

as Powers Boothe in Deceased Actors’ Casting You Would’ve Loved to See

Magic User

as Matthew Garber in Deceased Actors’ Casting You Would’ve Loved to See

John Henry

as Carl Weathers in Deceased Actors’ Casting You Would’ve Loved to See

Killer Croc (Waylon Jones)

as Carl Weathers in Deceased Actors’ Casting You Would’ve Loved to See

Audiobook Narrator

as Tony Todd in Deceased Actors’ Casting You Would’ve Loved to See

Magneto (Max Eisenhardt/Erik Lehnsherr)

as Christopher Plummer in Deceased Actors’ Casting You Would’ve Loved to See

Thunderbolt Ross

as R. Lee Ermey in Deceased Actors’ Casting You Would’ve Loved to See

Audiobook Narrator

as James Earl Joans in Deceased Actors’ Casting You Would’ve Loved to See

Baron Karl Amadeus Mordo

as Alan Rickman in Deceased Actors’ Casting You Would’ve Loved to See

Dr. Samuel Loomis

as Christopher Lee in Deceased Actors’ Casting You Would’ve Loved to See

Darth Revan

as Brandon Lee in Deceased Actors’ Casting You Would’ve Loved to See

Andrew Garfield

as Remus Lupin in Harry Potter

Ben Barnes

as Sirius Black in Harry Potter

Ben Barnes

as Sirius Black in HBO Max's Harry Potter

Ace Cooper

as Magic Manipulation in Fictional Characters Sorted by Superpowers

Harry Wormwood

as Would Hurt a Child in Sort by Tropes

Harry Wormwood

as Worst Father in Best and Worst of Animated Parents

Denzel Crocker

as Worst Fictional Teacher in Best & Worst Of Fictional Characters

Zinnia Wormwood

as Adults are Useless in Sort by Tropes