Suggestions by @typhanilee

Hugh Dancy

as Atticus O'Sullivan in The Iron Druid Chronicles

Score: +1

Jason Ralph

as Atticus O'Sullivan in The Iron Druid Chronicles

Score: -3

Chris O'Dowd

as Oberon in The Iron Druid Chronicles

Score: +1

Natalie Dormer

as Brighid in The Iron Druid Chronicles

Score: +3

Gal Gadot

as Brighid in The Iron Druid Chronicles

Score: -1

Michael Fassbender

as Bres in The Iron Druid Chronicles

Score: +4

Hale Appleman

as Atticus O'Sullivan in The Iron Druid Chronicles

Score: -3

Michael Fassbender

as Atticus O'Sullivan in The Iron Druid Chronicles

Score: -3

Chris Pine

as Atticus O'Sullivan in The Iron Druid Chronicles

Score: -3

Aubrey Plaza

as Flidais in The Iron Druid Chronicles

Score: +4

KJ Apa

as Atticus O'Sullivan in The Iron Druid Chronicles

Score: -2

Martha Higareda

as Atticus O'Sullivan in The Iron Druid Chronicles

Score: -1

Austin Butler

as Murtagh in Eragon

Score: +1

Josh Hutcherson

as Eragon in Eragon

Score: -1

James McAvoy

as Roran in Eragon

Score: -1

David Bradley

as Sloan in Eragon

Score: +4

Lupita Nyong'o

as Nasuada in Eragon

Score: +3

Zac Efron

as Galbatorix in Eragon

Score: -5

Danai Gurira

as Arya in Eragon

Score: -4