Suggestions by @optimistic_writer

Lance Reddick

as Martian Manhunter in The Flash: Reverse

Jason Momoa

as Aquaman in The Flash: Reverse

Garrett Hedlund

as Green Arrow in The Flash: Reverse

Sophia Lillis

as Wonder Girl in Justice League VI (2043)

Joel Kinnaman

as Rick Flag in Justice League VI (2043)

Viola Davis

as Amanda Waller in Justice League VI (2043)

Genesis Rodriguez

as Renee Montoya in Batman VI (2041)

J.K. Simmons

as Commissioner Jim Gordon in Batman VI (2041)

Jeremy Irons

as Alfred Pennyworth in Batman VI (2041)

Eva Green

as Catwoman in Batman VI (2041)

Vanessa Kirby

as Boodikka in Green Lantern Corps 4: The Darkstars (2038)

Gugu Mbatha-Raw

as Isabelle Modini in Wonder Woman IV (2033)

Bailee Madison

as Shrinking Violet in Legion of Superheroes (2032)

Rose McIver

as Dawn Granger in Birds of Prey TV Series

Eva Green

as Selina Kyle in Birds of Prey TV Series

Christina Ricci

as Harleen Quinzel in Birds of Prey TV Series

Teresa Palmer

as Dinah Lance in Birds of Prey TV Series

Ruth Wilson

as Pamela Isley in Birds of Prey TV Series

Jaeden Martell

as Speedy in Teen Titans (Teen Cast)

Millie Bobby Brown

as Raven in Teen Titans (Teen Cast)