Suggestions by @iamanerd

Paul Giamatti

as Calendar Man in My Batman Cast

Michael B. Jordan

as Killer Moth in My Batman Cast

Kevin Conroy

as Jeremiah Arkham in My Batman Cast

Matthew Lillard

as Kite-Man in My Batman Cast

Sophia Lillis

as Carrie Kelly in My Batman Cast

Malina Weissman

as Helena Wayne in My Batman Cast

Maya Hawke

as Harley Quinn in My Batman Cast

Mark Hamill

as Ventriloquist in My Batman Cast

Stephanie Beatriz

as Renee Montoya in My Batman Cast

John Goodman

as Rupert Thorne in My Batman Cast

Michael Keaton

as Carmine Falcone in My Batman Cast

Shantel VanSanten

as Vicki Vale in My Batman Cast

Jake Johnson

as Harvey Bullock in My Batman Cast

Rebecca Ferguson

as Phantasm in My Batman Cast

Simon Pegg

as Mad Hatter in My Batman Cast

Shia LaBeouf

as Man-Bat in My Batman Cast

Meg Donnelly

as Stephanie Brown in My Batman Cast

Harrison Ford

as Flashpoint Batman in My Batman Cast

Mia Wasikowska

as Martha Wayne in My Batman Cast

Ryan Gosling

as Thomas Wayne in My Batman Cast