Suggestions by @justinwoolfrom

John David Washington

as G.L. in The DCU

Chukwudi Iwuji

as Martian Manhunter in The DCU

Oliver Jackson-Cohen

as Green Lantern in The DCU

Jack Quaid

as Flash in The DCU

Will Poulter

as Flash in The DCU

Lauren LaVera

as Wonder Woman in The DCU

Charlee Fraser

as Wonder Woman in The DCU

Josh Brolin

as Batman in The DCU

Greta Gerwig

as SUPERGIRL in Directors for DCU

Denis Villeneuve

as BATMAN in Directors for DCU

Hayden Panettiere

as Power Girl in Women Of DC

Avantika

as Raven in Women Of DC

Devery Jacobs

as Zatanna in Women Of DC

Amarr M. Wooten

as Red Hood in DCEU Rebooted

Halle Bailey

as Koriand'r in DCEU Rebooted

Michael Shannon

as Otto Octavius in Sony's Spider-Man Universe

Jack Quaid

as Lizard in The Sinister Six ( MCU )

Ebon Moss-Bachrach

as The Thing (CGI) in Fantastic Four MCU

Brandon Perea

as Human Torch in Fantastic Four MCU

Mason Gooding

as Human Torch in Fantastic Four MCU