Suggestions by @thelegionary

Sadie Sink

as Batgirl in James Gunn's New DC Cinematic Universe

Louis Partridge

as Nightwing in James Gunn's New DC Cinematic Universe

Rachel Brosnahan

as Lois Lane in James Gunn's New DC Cinematic Universe

Myles Truitt

as John Stewart in James Gunn's New DC Cinematic Universe

Matthew McConaughey

as Green Lantern in James Gunn's New DC Cinematic Universe

Chris Pine

as Green Lantern in James Gunn's New DC Cinematic Universe

Ewan McGregor

as Green Lantern in James Gunn's New DC Cinematic Universe

Eiza González

as Wonder Woman in James Gunn's New DC Cinematic Universe

David Corenswet

as Superman in James Gunn's New DC Cinematic Universe

Alan Ritchson

as Deathstroke in DC Characters

Ethan Peck

as Batman in DC Characters