Suggestions by @125256

John Krasinski

as Batman in Dreamworks' Justice Leauge

Patrick Stewart

as Lex Luthor in The Perfect Superman Movie

Rami Malek

as Superman in The Perfect Superman Movie

Matthew Gray Gubler

as Edward Nashton in Arkham

Josh Brolin

as Victor Fries in Arkham

James McAvoy

as Jervis Tetch in Arkham

Shia LaBeouf

as Victor Zsasz in Arkham

Laurence Fishburne

as Hugo Strange in Arkham

Russell Crowe

as James Gordon in Arkham

Luke Evans

as Joker in Arkham

Ben Stiller

as Oswald Cobblepot in Arkham

Anna Kendrick

as Harleen Quinzel in Arkham

Dan Stevens

as Batman in Arkham

Josh Hutcherson

as Choice 50 in Casting the Next Wolverine

Colin Firth

as Alfred Pennyworth in The Batman (2022)

Harry Lennix

as James Gordon in The Batman (2022)

Luke Evans

as The Penguin in The Batman (2022)

Evan Peters

as The Riddler in The Batman (2022)

Zendaya

as Catwoman in The Batman (2022)

Dacre Montgomery

as Batman in The Batman (2022)