Suggestions by @springheeledjack

Liam Neeson

as Ra's al Ghul in Batman – Returning Actors Only

Score: +2

Tom Hardy

as Bane in Batman – Returning Actors Only

Score: +2

Donal Logue

as Harvey Bullock in Batman – Returning Actors Only

Score: +2

Arnold Schwarzenegger

as Mr. Freeze in Batman – Returning Actors Only

Score: +1

Gary Oldman

as James Gordon in Batman – Returning Actors Only

Score: +2

BD Wong

as Hugo Strange in Batman – Returning Actors Only

Score: +2

Heath Ledger

as The Joker in Batman – Returning Actors Only

Score: +2

Danny DeVito

as The Penguin in Batman – Returning Actors Only

Score: +2

Cory Michael Smith

as The Riddler in Batman – Returning Actors Only

Score: +2

Aaron Eckhart

as Two-Face in Batman – Returning Actors Only

Score: +1

Michelle Pfeiffer

as Catwoman in Batman – Returning Actors Only

Score: 0

Michael Keaton

as Batman in Batman – Returning Actors Only

Score: +1

Michael Caine

as Alfred Pennyworth in Batman – Returning Actors Only

Score: +2