Suggestions by @gregford

Katheryn Winnick

as Murphy in The Dresden Files

Score: +3

Kathryn Newton

as Murphy in The Dresden Files

Score: -5

Joanne Froggatt

as Companion #2 in My Casting for RTD2

Score: +1

Kris Marshall

as Companion #1 in My Casting for RTD2

Score: +2

Richard Armitage

as Rassilon in My Casting for RTD2

Score: +1

Charles Dance

as Omega in My Casting for RTD2

Score: +1

Keeley Hawes

as The Rani in My Casting for RTD2

Score: +1

Aidan Gillen

as The Master in My Casting for RTD2

Score: +1

Eddie Marsan

as The Meddling Monk in My Casting for RTD2

Score: +1

Gemma Arterton

as RTD2 Doctor in My Casting for RTD2

Score: +1

Jodie Whittaker

as Previous Doctor in My Casting for RTD2

Score: 0

Terry Crews

as Big the Cat in Sonic the Hedgehog (Live Action TV Reboot)

Score: +1

Penn Badgley

as Scarecrow in Batman's Rogues Gallery

Score: 0

Randall Park

as Mr. Negative in Characters who have not appeared, but should appear, in the MCU

Score: -4

Steven Yeun

as Mr. Negative in Characters who have not appeared, but should appear, in the MCU

Score: +10

Bob Odenkirk

as Actor#6 in Norman Osborn Green Goblin Casting Choices For Marvel Cinematic Universe

Score: +2

Charles Dance

as Omega in Doctor Who: The Division

Score: +1

Shalom Brune-Franklin

as The Rani in Doctor Who: The Division

Score: +1

Peter Davison

as Omega in Doctor Who: The Division

Score: -1