Suggestions by @acebush1

Lena Headey

as Queen Islanzadí in Eragon

Score: -1

Jack Gleeson

as Ra’zac 2 in Eragon

Score: 0

Iwan Rheon

as Ra’zac 1 in Eragon

Score: +1

James Earl Jones

as Glaedr in Eragon

Score: +6

Liam Neeson

as Oromis in Eragon

Score: +3

Lupita Nyong'o

as Saphira in Eragon

Score: -1

Kit Harington

as Roran in Eragon

Score: -13

Helena Bonham Carter

as Angela in Eragon

Score: +8

Anna Kendrick

as Katrina in Eragon

Score: -5

Anna Kendrick

as Katrina in Eragon

Score: +1

Anna Karina

as Katrina in Eragon

Score: -1

Al Pacino

as Sloan in Eragon

Score: 0

John Rhys-Davies

as Orrin in Eragon

Score: -1

Armie Hammer

as Rorin in Eragon

Score: +1

Zazie Beetz

as Nasuada in Eragon

Score: -6

Idris Elba

as Ajihad in Eragon

Score: +5

Anthony Hopkins

as Brom in Eragon

Score: -13

Taron Egerton

as Murtagh in Eragon

Score: -3

Mark Strong

as Galbatorix in Eragon

Score: +23

Gal Gadot

as Arya in Eragon

Score: -9