Suggestions by @z0uiw1np

Mark Ruffalo

as Louis Creed in Pet Sematary

Score: +3

Mark Ruffalo

as Harry Dresden in The Dresden Files

Score: -43

Warren Brown

as William Borden in The Dresden Files

Score: +4

Warren Brown

as Billy the Werewolf in The Dresden Files

Score: -5

Laura Vandervoort

as Georgia Borden in The Dresden Files

Score: +5

Rhea Seehorn

as Murphy in The Dresden Files

Score: -22

Rhea Seehorn

as Vicki Vale in Batman (1989)

Score: +6

Frank Grillo

as Laurence Wendall in GEMINI

Score: +1

Frank Grillo

as Michael Cheritto in Heat

Score: +4

Frank Grillo

as Crixus in Spartacus

Score: 0

Manu Bennett

as Samson in Samson and Delilah

Score: +3

Manu Bennett

as The Kurgan in Highlander

Score: -2

Manu Bennett

as Hercules in Jason and the Argonauts

Score: +3

Manu Bennett

as Sergei Kravinoff in The Sinister Six

Score: 0

Manu Bennett

as Crixus in Spartacus

Score: +2