Suggestions by @johnnycharisma

Paul Weller

as Composer in Young Justice: World Without Grown-ups

Score: +1

Millie Bobby Brown

as Miss Martian in Young Justice: World Without Grown-ups

Score: +1

Amita Suman

as Zatanna in Young Justice: World Without Grown-ups

Score: +1

Matt Ryan

as John Constantine in Young Justice: World Without Grown-ups

Score: +1

Jack Wolfe

as Klarion the Witch-Boy in Young Justice: World Without Grown-ups

Score: +2

Paul Weller

as Composer in Batman: Beauty and the Beast

Score: +1

Julian Bleach

as Copperhead in Batman: Beauty and the Beast

Score: +1

Stephanie Beatriz

as Catwoman in Batman: Beauty and the Beast

Score: +1

Mila Kunis

as Harley Quinn in Batman: Beauty and the Beast

Score: +1

Kara Tointon

as Poison Ivy in Batman: Beauty and the Beast

Score: +1

Cillian Murphy

as Scarecrow in Batman: Beauty and the Beast

Score: +1

Tom Hardy

as Firefly in Batman: Beauty and the Beast

Score: +1

Clancy Brown

as Deathstroke in Batman: Beauty and the Beast

Score: +1

Pedro Pascal

as Deadshot in Batman: Beauty and the Beast

Score: +1

Millie Bobby Brown

as Barbara Gordon in Batman: Beauty and the Beast

Score: +1

Emmy Rossum

as Gilda Dent in Batman: Beauty and the Beast

Score: +1

Rami Malek

as The Joker in Batman: Beauty and the Beast

Score: +2

Toby Jones

as Penguin in Batman: Beauty and the Beast

Score: +2

Ian McDiarmid

as Hugo Strange in Batman: Beauty and the Beast

Score: +1

Andre Braugher

as Lucius Fox in Batman: Beauty and the Beast

Score: +1