Suggestions by @richardgrace

Alexander Siddig

as Belthazar in The Bible Series

Score: +1

Tony Shalhoub

as Gaspar in The Bible Series

Score: +1

Gal Gadot

as Vandal Savage in DCEU GenderSwap

Score: +1

Ian McShane

as The Ghost of Christmas Present in Modern Christmas Carol

Score: +1

Winona Ryder

as Emily Gale in The Wonderful Wizard of Oz

Score: +1

Spirit (G.I. Joe)

as Native American in Fictional Characters/Actors/Actresses by heritage (My Version)

Score: +1

Major Bludd

as Australian in Fictional Characters/Actors/Actresses by heritage (My Version)

Score: +1

Josh Brolin

as Slade Wilson/Deathstroke in Gotham 1919-1939

Score: +2

Dwane Johnson

as New Villain in Spy Kids: MADNESS

Score: -2

Timothy Chalamet

as Demetrius in A Midsummer Nights Dream

Score: +1

Sarah Jeffery

as Penny in Gadget

Score: +2

Sofia Carson

as Penny in Gadget

Score: +2

Johnny Depp

as Kanto in DCEU

Score: +1

Hafþór Júlíus Björnsson

as Thor in War of the Gods

Score: -3

Chuck Norris

as Abraham Whistler in Blade

Score: +1

Hulk Hogan

as Abraham Whistler in Blade

Score: +1

Orlando Bloom

as Reepicheep in The Chronicles of Narnia Series (2022~)

Score: +1

Johnny Depp

as Reepicheep in The Chronicles of Narnia Series (2022~)

Score: +1

Daniel Day-Lewis

as Puddleglum in The Chronicles of Narnia Series (2022~)

Score: +1

Pierce Brosnan

as Aslan in The Chronicles of Narnia Series (2022~)

Score: +2