Suggestions by @potterwestpark

Katie Cassidy

as Dinah Lance in Justice League

Justin Hartley

as Oliver Queen in Justice League

Jon Hamm

as Carter Hall in Justice League

Emeraude Toubia

as Zatanna Zatara in Justice League

Lily Chee

as Emiko Queen in DC's Birds of Prey

Peter Capaldi

as Alfred Pennyworth in DC's Birds of Prey

Oliver Platt

as Penguin in DC's Birds of Prey

Emeraude Toubia

as Zatanna Zatara in DC's Birds of Prey

Peyton List

as Mia Deagan in DC's Birds of Prey

Brenton Thwaites

as Dick Grayson in DC's Birds of Prey

Justin Hartley

as Oliver Queen in DC's Birds of Prey

Lena Headey

as Selina Kyle in DC's Birds of Prey

Iain Glen

as Batman in DC's Birds of Prey

Joseph Gilgun

as Joker in DC's Birds of Prey

Aidan Gillen

as Jim Gordon in DC's Birds of Prey

Kaley Cuoco

as Harley Quinn in DC's Birds of Prey

Inbar Lavi

as Poison Ivy in DC's Birds of Prey

Melise

as Katanna in DC's Birds of Prey

Sabrina Carpenter

as Stephanie Brown in DC's Birds of Prey

Alan Ritchson

as Hank Hall in DC's Birds of Prey