Suggestions by @mconnor67

Tilda Swinton

as Sigrun in The Dresden Files

Score: -17

Antony Starr

as Harry Dresden in The Dresden Files

Score: -33

Robert Kanigher

as Harry Dresden in The Dresden Files

Score: -36

Jessica Chastain

as The Leanansidhe in The Dresden Files

Score: -3

Dan Stevens

as Harry Dresden in The Dresden Files

Score: -29

Jay Hernandez

as Carlos Ramirez in The Dresden Files

Score: 0

Melissa Roxburgh

as Elaine Mallory in The Dresden Files

Score: 0

Ian McShane

as Morgan Sloat in The Talisman

Score: -1

Elizabeth Banks

as Lily Cavanaugh Sawyer in The Talisman

Score: 0

Scatman Crothers

as Speedy Parker in The Talisman

Score: -1

Tom Ellis

as John Marcone in The Dresden Files

Score: -28

Chris Evans

as Michael Carpenter in The Dresden Files

Score: -26

Marcia Cross

as The Leanansidhe in The Dresden Files

Score: -7

Emily Blunt

as Murphy in The Dresden Files

Score: -22