Suggestions by @colinsilber

Martin Jarvis

as Alfred Pennyworth in Batman: Arkham Unhinged

Score: +2

Mark Hamill

as Joker in Batman: Arkham Unhinged

Score: +1

Ian Redford

as Penguin in Batman: Arkham Unhinged

Score: +1

Grey DeLisle

as Catwoman in Batman: Arkham Unhinged

Score: +1

Jonathan Banks

as James Gordon in Batman: Arkham Unhinged

Score: +2

Kevin Conroy

as Batman in Batman: Arkham Unhinged

Score: +1

Jamie Campbell Bower

as Scarecrow in The Batman: House of Madness

Score: +1

Robert De Niro

as Carmine Falcone in CW's Batman

Score: +1

Ana de Armas

as Hawkgirl in Justice League (Reeves Verse)

Score: +1

Michael B. Jordan

as Green Lantern in Justice League (Reeves Verse)

Score: +1

John Boyega

as Cyborg in Justice League (Reeves Verse)

Score: +1

Garrett Hedlund

as Aquaman in Justice League (Reeves Verse)

Score: +1

Lucas Till

as The Flash in Justice League (Reeves Verse)

Score: +1

Vin Diesel

as Martian Manhunter in Justice League (Reeves Verse)

Score: +1

Emilia Clarke

as Wonder Woman in Justice League (Reeves Verse)

Score: +2

Richard Madden

as Superman in Justice League (Reeves Verse)

Score: +1

Robert Pattinson

as Batman in Justice League (Reeves Verse)

Score: +2

Robert Downey Jr.

as Batman in Justice League (Reeves Verse)

Score: +1

Ansel Elgort

as Jimmy Olsen in Superman: Man of Tomorrow

Score: +1

Keith David

as Perry White in Superman: Man of Tomorrow

Score: +1