Suggestions by @mrfascine

Bruce McGill

as Rupert Thorne in The Batman Universe

Score: +1

Taz Skylar

as Anarky in The Batman Universe

Score: +1

Jimmy Simpson

as Mr. Zsasz in The Batman Universe

Score: +1

Emeraude Toubia

as Talia al Ghul in The Batman Universe

Score: +1

Hunter Schafer

as Copperhead in The Batman Universe

Score: +1

Edward Furlong

as Electrocutioner in The Batman Universe

Score: +1

Goran Višnjić

as Monk in The Batman Universe

Score: +1

William Zabka

as Firefly in The Batman Universe

Score: +1

David Castañeda

as Killer Moth in The Batman Universe

Score: +1

Eiza González

as Phantasm in The Batman Universe

Score: +1

Timothy Spall

as Mad Hatter in The Batman Universe

Score: +1

Mia Allan, Ella Allan and Lainey Jane Knowles

as Baby Doll in The Batman Universe

Score: +1

Noah Taylor

as Ratcatcher in The Batman Universe

Score: +1

John DiMaggio

as Professor Pyg in The Batman Universe

Score: +1

Ike Barinholtz

as Calendar Man in The Batman Universe

Score: +1

Bassem Youssef

as Ra's al Ghul in The Batman Universe

Score: +1

Fedor Bondarchuk

as KGBeast in The Batman Universe

Score: +1

Deric Augustine

as Deadshot in The Batman Universe

Score: +1

Milo Ventimiglia

as Man-Bat in The Batman Universe

Score: +1

Alexandra Daddario

as Poison Ivy in The Batman Universe

Score: +1