Suggestions by @darksaiyangoku

Jeff Williams

as Composer in Justice League

Score: +1

Kerry Shawcross

as Director in Justice League

Score: +1

Miles Luna

as Writer in Justice League

Score: +1

William Orendorff

as Gorilla Grodd in Justice League

Score: +1

Dee Bradley Baker

as Gorilla Grodd in Justice League

Score: -1

Khary Payton

as David Hyde in Justice League

Score: +1

Jason Liebrecht

as Sinestro in Justice League

Score: +1

Elizabeth Maxwell

as Barbara Minerva in Justice League

Score: +1

Dameon Clarke

as Ra's al Ghul in Justice League

Score: +1

Jason Isaacs

as Lex Luthor in Justice League

Score: +1

Rick Keeling

as Simon Baz in Justice League

Score: +1

David Anthony Matranga

as Arthur Curry in Justice League

Score: +1

Eric Vale

as Barry Allen in Justice League

Score: +1

Jeannie Tirado

as Jessica Cruz in Justice League

Score: +1

Michelle Ruff

as Diana Prince in Justice League

Score: +1

Matthew Mercer

as Bruce Wayne in Justice League

Score: +1

Travis Willingham

as Clark Kent in Justice League

Score: +2

Matthew Mercer

as Ozpin in RWBY: Beacon

Score: +1

Colleen Clinkenbeard

as Pyrrha Nikos in RWBY: Beacon

Score: +1

Erica Mendez

as Nora Valkyrie in RWBY: Beacon

Score: +1