Suggestions by @darke

Roger Deakins

as Cinematographer in Justice League

Ryan Coogler

as Director in Justice League

Sofia Boutella

as Mercy Graves in Justice League

Jason Isaacs

as Lex Luthor in Justice League

Aaron Taylor-Johnson

as Hal Jordan in Justice League

Jonathan Majors

as J'onn J'onzz in Justice League

Daisy Ridley

as Iris West in Justice League

Ben Hardy

as Barry Allen in Justice League

Mary Elizabeth Winstead

as Diana Prince in Justice League

David Thewlis

as Alfred Pennyworth in Justice League

Oliver Jackson-Cohen

as Bruce Wayne in Justice League

Skyler Gisondo

as Jimmy Olsen in Justice League

Zoey Deutch

as Lois Lane in Justice League

Jake Picking

as Clark Kent in Justice League

Ken Watanabe

as Abin Sur in Green Lantern Corps

John Boyega

as "The Architect" in Green Lantern Corps

John Stewart

as "The Architect" in Green Lantern Corps

Spoiler

as "The Architect" in Green Lantern Corps

Christian Bale

as "The Traitor" in Green Lantern Corps

Thaal Sinestro

as "The Traitor" in Green Lantern Corps