Suggestions by @daniel_tucher

Liam Cunningham

as Nearly Headless Nick in Harry Potter MAX Reboot Series

Score: +1

Toby Stephens

as Corban Yaxley in Harry Potter MAX Reboot Series

Score: +1

Cillian Murphy

as Lord Voldemort in Harry Potter MAX Reboot Series

Score: +1

Stellan Skarsgård

as Theoden in The Lord of the Rings

Score: +2

Joseph Mawle

as Professor Snape in Harry Potter (HBO Max Series)

Score: -18

Ian McShane

as Rufus Scrimgeour in Harry Potter MAX Reboot Series

Score: +1

Burn Gorman

as Quirinus Quirrell in Harry Potter MAX Reboot Series

Score: +1

Dev Patel

as Sirius Black in Harry Potter MAX Reboot Series

Score: +1

Elisabeth Moss

as Dolores Umbridge in Harry Potter MAX Reboot Series

Score: +1

Joseph Mawle

as Severus Snape in Harry Potter MAX Reboot Series

Score: +1

Daniel Craig

as Denethor in Lord Of The Rings

Score: +1

Willem Dafoe

as Blagden (Voice) in Eragon Disney + Adaptation

Score: +1

David Midthunder

as King Evandar in Eragon Disney + Adaptation

Score: +1

Helena Bonham Carter

as Carabel in Murtagh (TV Mini Series)

Score: +1

Tati Gabrielle

as Nasuada in Murtagh (TV Mini Series)

Score: +1

Jason Isaacs

as Denethor in Lord Of The Rings

Score: -1

Toby Jones

as Bilbo Baggins in Lord Of The Rings

Score: -1

Ben Barnes

as Aragorn in Lord Of The Rings

Score: +1

Peter Cullen

as Treebeard (Voice) in Lord Of The Rings

Score: +1

Staz Nair

as Legolas in Lord Of The Rings

Score: +2