Suggestions by @haydenmay

Mark Hamill

as Sy Borgman in Harley Quinn animated series (live action).

David Harbour

as James Gordon in Harley Quinn animated series (live action).

Anna Kendrick

as Nora Fries in Harley Quinn animated series (live action).

Mark Strong

as Lex Luthor in Harley Quinn animated series (live action).

Tyler Hoechlin

as Superman in Harley Quinn animated series (live action).

Wanda Sykes

as Queen of Fables in Harley Quinn animated series (live action).

Cheyenne Jackson

as Riddler in Harley Quinn animated series (live action).

Gal Gadot

as Wonder Woman in Harley Quinn animated series (live action).

Harry Collett

as Dick Grayson in Harley Quinn animated series (live action).

Mads Mikkelsen

as Alfred Pennyworth in Harley Quinn animated series (live action).

Lucas Till

as Kiteman in Harley Quinn animated series (live action).

Bridget Regan

as Poison Ivy in Harley Quinn animated series (live action).

Chris Wood

as Batman in Harley Quinn animated series (live action).

Margot Robbie

as Harley Quinn in Harley Quinn animated series (live action).

Margot Robbie

as Harley Quinn in Harley Quinn animated series (live action).