Suggestions by @nicholasoleksak

Will Poulter

as Billy the Werewolf in The Dresden Files

Score: +2

Chaske Spencer

as Goodman Grey in The Dresden Files

Score: +1

Garrett Hedlund

as Lloyd Slate - Winter Knight in The Dresden Files

Score: -4

Rosario Dawson

as Bianca St. Claire in The Dresden Files

Score: -1

Sheamus

as Hendricks in The Dresden Files

Score: -4

Nick Frost

as Mortimer Lindquist in The Dresden Files

Score: 0

Jason Momoa

as Rashid, the Gatekeeper in The Dresden Files

Score: -10

Javier Bardem

as Hades in The Dresden Files

Score: 0

Gael García Bernal

as Red King in The Dresden Files

Score: -4

Paul Dano

as Toot-Toot in The Dresden Files

Score: -2

Adam Beach

as Listens to WInd in The Dresden Files

Score: +5

Ray Winstone

as Binder in The Dresden Files

Score: -1

Paul Giamatti

as Father Forthill in The Dresden Files

Score: +1

Oscar Isaac

as Uriel in The Dresden Files

Score: +9

January Jones

as Charity Carpenter in The Dresden Files

Score: -3

Tyler Posey

as Carlos Ramirez in The Dresden Files

Score: -4

Will Arnett

as "Mac" McAnally in The Dresden Files

Score: -17

Blake Lively

as Lasciel in The Dresden Files

Score: +14

Chris Hemsworth

as Donar Vadderung in The Dresden Files

Score: -9

Hugh Jackman

as Arthur Langtry in The Dresden Files

Score: -7