Suggestions by @ae

Paul Verhoeven

as Director in Batman: The Dark Knight Returns (1987)

Score: +8

George Miller

as Director in Kingdom Come

Score: +1

Nicolas Roeg

as Director in Watchmen (1989)

Score: +3

Mark Rylance

as Edgar Derby in Slaughterhouse Five

Score: +1

Kirsten Dunst

as Montana Wildhack in Slaughterhouse Five

Score: +1

Tilda Swinton

as Tralfamadorians in Slaughterhouse Five

Score: +1

Hugh Grant

as Kilgore Trout in Slaughterhouse Five

Score: +1

Will Poulter

as Roland Weary in Slaughterhouse Five

Score: +1

Charlie Kaufman

as Writer in Slaughterhouse Five

Score: +1

Paul Dano

as Billy Pilgrim in Slaughterhouse Five

Score: +1

Charlie Kaufman

as Director in Slaughterhouse Five

Score: +1

Terry Gilliam

as Director in Final Fantasy VII

Score: +1

Tom Burke

as Orson Welles in Actors playing Directors

Score: +2

LaKeith Stanfield

as The Riddler in Batman Villains

Score: +1

Werner Herzog

as Underrated Director in Underrated & Overrated Actors

Score: +12

Sidney Lumet

as Director in Fahrenheit 451

Score: 0

George MacKay

as Orion in The New Gods

Score: -1

Gwendoline Christie

as Big Barda in The New Gods

Score: +2

Daniel Radcliffe

as Mister Miracle in The New Gods

Score: 0

Oscar Isaac

as Mister Miracle in The New Gods

Score: +3