Suggestions by @bendle29

Alicia Silverstone

as Barbara Gordan in Batman (Burtonverse)

Madonna

as Harley Quinn in Batman (Burtonverse)

Michael Gough

as Alfred Pennyworth in Batman (Burtonverse)

Mark Linn-Baker

as Man Bat in Batman (Burtonverse)

Chris O'Donnell

as Nightwing in Batman (Burtonverse)

Martin Short

as Mad Hatter in Batman (Burtonverse)

Kevin Grevioux

as Killer Croc in Batman (Burtonverse)

Brad Dourif

as Scarecrow in Batman (Burtonverse)

Billy Dee Williams

as Two-Face in Batman (Burtonverse)

Danny DeVito

as Penguin in Batman (Burtonverse)

Michelle Pfeiffer

as Catwoman in Batman (Burtonverse)

Jack Nicholson

as Joker in Batman (Burtonverse)

Michael Keaton

as Batman in Batman (Burtonverse)

Keith David

as Waylon Jones in Tim Burton's Batman Saga

Ron Perlman

as Slade Wilson in Tim Burton's Batman Saga

No Voice Actor

as Non Speaking Cameo in Baron Punksteamer (Voice/Roles Through The Years)

Jacob Anderson

as Jacob Anderson in Baron Punksteamer (Voice/Roles Through The Years)

James McAvoy

as James McAvoy in Baron Punksteamer (Voice/Roles Through The Years)

Jeff Bennett

as Jeff Bennett in Baron Punksteamer (Voice/Roles Through The Years)

Robin Williams

as Johnny Depp in Baron Punksteamer (Voice/Roles Through The Years)