Suggestions by @micahhines

Roger L. Jackson

as (Voice) Ghostface in Scream (reboot)

Score: +2

William Shatner

as (Voice) Ghostface in Scream (reboot)

Score: 0

Ewan McGregor

as Highway Patrol Officer in Psycho

Score: +1

Tim Curry

as George Lowery in Psycho

Score: +1

Emmanuelle Seigner

as Caroline in Psycho

Score: +1

Daniel Stern

as Tom Cassidy in Psycho

Score: +1

Antonio Banderas

as Dr. Richmond in Psycho

Score: +1

Martin Sheen

as Al Chambers in Psycho

Score: +1

John Carpenter

as Composer in Psycho

Score: +2

Henry Cavill

as Sam Loomis in Psycho

Score: +3

Daniel Craig

as Milton Arbogast in Psycho

Score: +3

Erica Cerra

as Seiros in Fire Emblem: Three Houses

Score: +1

John Mulaney

as Gatekeeper in Fire Emblem: Three Houses

Score: -1