Suggestions by @penguin414

Sydney Sweeney

as Harley Quinn in Batman (DCU series)

Score: +1

Lyra Valkyria

as Harley Quinn in Batman (DCU series)

Score: +1

Halston Sage

as Harley Quinn in Batman (DCU series)

Score: +1

Sabrina Carpenter

as Harley Quinn in Batman (DCU series)

Score: +1

David Corenswet

as Superman in Batman (DCU series)

Score: +1

Steve Buscemi

as Man-Bat in Batman (DCU series)

Score: +1

Alice Braga

as Lt. Renee Montoya in Batman (DCU series)

Score: +1

Oded Fehr

as Ra's Al Ghul in Batman (DCU series)

Score: +1

Sofia Boutella

as Talia Al Ghul in Batman (DCU series)

Score: +1

Ray Winstone

as Harvey Bullock in Batman (DCU series)

Score: +1

Morena Baccarin

as Catwoman in Batman (DCU series)

Score: +1

Walton Goggins

as Black Mask in Batman (DCU series)

Score: +1

Jeffrey Combs

as Hugo Strange in Batman (DCU series)

Score: +1

Andrew Lincoln

as Deathstroke in Batman (DCU series)

Score: +1

Eric Dane

as Deathstroke in Batman (DCU series)

Score: +1

Katherine McNamara

as Batgirl in Batman (DCU series)

Score: +2

Kiera Allen

as Oracle in Batman (DCU series)

Score: +1

Karen Gillan

as Poison Ivy in Batman (DCU series)

Score: +1

Lily James

as Poison Ivy in Batman (DCU series)

Score: +1

Winston Duke

as Killer Croc in Batman (DCU series)

Score: +1