Suggestions by @realcasually

Lance Reddick

as J'onn J'onzz in Injustice: The Movie

Kristen Wiig

as Barbara Minerva in Injustice: The Movie

Zoë Kravitz

as Selina Kyle in Injustice: The Movie

Wentworth Miller

as Leonard Snart in Injustice: The Movie

Jude Law

as Braniac in Injustice: The Movie

Xolo Maridueña

as Jaimie Reyes in Injustice: The Movie

Yahya Abdul-Mateen II

as David Hyde in Injustice: The Movie

Dwayne Johnson

as Black Adam in Injustice: The Movie

Jane Levy

as Barbara Gordon in Injustice: The Movie

Orion Lee

as Ryan Choi in Injustice: The Movie

Joivan Wade

as Victor Stone in Injustice: The Movie

Tenzing Norgay Trainor

as Damian Wayne in Injustice: The Movie

Lucas Till

as Barry Allen in Injustice: The Movie

Jason Momoa

as Arthur Cury in Injustice: The Movie

Gal Gadot

as Diana Prince in Injustice: The Movie

Scott Adkins

as Bruce Wayne in Injustice: The Movie

Matthew Gray Gubler

as Edward Nygma in Batman

Billy Zane

as Lex Luthor in Superman

Brandon Routh

as Clark Kent in Superman

Jeffrey Dean Morgan

as Dr. Thomas Wayne in Batman