Suggestions by @robertthomson

Aaron Moten

as Wyll Ravengard in Baldur's Gate

Score: +1

Vinegar Strokes

as Madam Lucretious in Baldur's Gate

Score: +1

Matt Berry

as Volothamp Geddarm in Baldur's Gate

Score: +1

Tom Ellis

as Astarion Ancunín in Baldur's Gate

Score: +1

Keith David

as Sylens in Horizon

Score: +2

Charlie Cox

as Sean McGuire in Red Dead Redemption

Score: 0

Oscar Isaac

as Arthur Morgan in Red Dead Redemption

Score: -1

Pedro Pascal

as John Marston in Red Dead Redemption

Score: -1

Neil Druckman & Craig Mazin

as Director in Red Dead Redemption

Score: +1

Craig Mazin

as Producer in Red Dead Redemption

Score: +1

Samira Wiley

as Petra Forgewoman in Horizon

Score: +2

Alfre Woodard

as Jezza in Horizon

Score: +4

Bryce Dallas Howard

as Nakoa in Horizon

Score: +1

Judi Dench

as Lansra in Horizon

Score: -1

Morgan Freeman

as Blameless Marad in Horizon

Score: -1

Nick Jonas

as Nil in Horizon

Score: 0

Dominique Tipper

as Talanah in Horizon

Score: -1

Ashley Burch

as CYAN in Horizon

Score: +2

Cara Gee

as Ourea in Horizon

Score: +3

Gerard Butler

as Aratak in Horizon

Score: +2