Suggestions by @darthspidermaul

Mason Thames

as Red Robin in Guardians of Gotham

Score: +1

Jacob Bertrand

as Red Hood in Guardians of Gotham

Score: +1

Mason Thames

as Red Robin in The Brave and the Bold

Score: +1

Aidan Gallagher

as Robin in The Batman: Knights of the Batverse

Score: +1

Simon Pegg

as Mad Hatter in Snyderverse/DCEU Fancast

Score: +1

Warren Christie

as Batman in CW's Batman

Score: +1

Nicole Kidman

as Poison Ivy in Tim Burton's Batman: Arkham Asylum

Score: +1

Brad Dourif

as Scarecrow in Tim Burton's Batman: Arkham Asylum

Score: +1

Martin Short

as Mad Hatter in Tim Burton's Batman: Arkham Asylum

Score: +1

Bob Hoskins

as Harvey Bullock in Tim Burton's Batman: Arkham Asylum

Score: +1

Helena Bonham Carter

as Harley Quinn in Tim Burton's Batman: Arkham Asylum

Score: +1

Randall Park

as Stephen Shin in Snyderverse/DCEU Fancast

Score: +1

Martin Short

as Kingfish in Aquaman and the Lost Kingdom

Score: +1

Nicole Kidman

as Atlanna in Aquaman and the Lost Kingdom

Score: +1

Dolph Lundgren

as King Nereus in Snyderverse/DCEU Fancast

Score: +1

Randall Park

as Stephen Shin in Aquaman and the Lost Kingdom

Score: +1

Dolph Lundgren

as King Nereus in Aquaman and the Lost Kingdom

Score: +1

Yahya Abdul-Mateen II

as Black Manta in Aquaman and the Lost Kingdom

Score: +1