Suggestions by @duel79

Spoiler

as "The Plan" in The Batman: Arkham Asylum

Natasha Liu Bordizzo

as Batgirl in The Batman: Arkham Asylum

Asa Butterfield

as Robin in The Batman: Arkham Asylum

Ian McKellen

as Alfred Pennyworth in The Batman: Arkham Asylum

Lennie James

as Aaron Cash in The Batman: Arkham Asylum

Michelle Monaghan

as Catwoman in The Batman: Arkham Asylum

Boyd Holbrook

as Victor Zsasz in The Batman: Arkham Asylum

Mark Strong

as Mr. Freeze in The Batman: Arkham Asylum

Peter Mensah

as Killer Croc in The Batman: Arkham Asylum

Eddie Redmayne

as The Riddler in The Batman: Arkham Asylum

Hugh Dancy

as Scarecrow in The Batman: Arkham Asylum

Holly Hunter

as Harley Quinn in The Batman: Arkham Asylum

Ken Watanabe

as Warden Strange in The Batman: Arkham Asylum

Sarah Snook

as Oracle in The Batman: Arkham Asylum

Harrison Ford

as Commissioner Gordon in The Batman: Arkham Asylum

Willem Dafoe

as Joker in The Batman: Arkham Asylum

Jon Hamm

as The Batman in The Batman: Arkham Asylum

Jennifer Connelly

as Lois Lane in Justice League: Prime

Hugh Jackman

as Superman in Justice League: Prime

Asa Butterfield

as Red Robin in Batman: Prime