Suggestions by @heyboynotyouyou

Iain Glen

as Salaak in James Gunn's DC Cinematic Universe

Score: +1

Chance Perdomo

as Jakeem Williams in James Gunn's DC Cinematic Universe

Score: +1

Javon Walton

as Tom Bronson in James Gunn's DC Cinematic Universe

Score: +1

Devin Druid

as Reep Daggle in James Gunn's DC Cinematic Universe

Score: +1

Melissa Barrera

as Dawnstar in James Gunn's DC Cinematic Universe

Score: +1

Katelyn Tarver

as Imra Ardeen in James Gunn's DC Cinematic Universe

Score: +2

Matt Bomer

as Clark Luthor in James Gunn's DC Cinematic Universe

Score: +1

Travis Fimmel

as Sea King in James Gunn's DC Cinematic Universe

Score: +1

Joe Keery

as Johnny Chambers in James Gunn's DC Cinematic Universe

Score: +1

Matt Lanter

as Harold Jordan in James Gunn's DC Cinematic Universe

Score: +1

Milo Ventimiglia

as Tommy Merlyn in James Gunn's DC Cinematic Universe

Score: +1

Colin Firth

as Aristotle Rodor in James Gunn's DC Cinematic Universe

Score: +1

Kodi Smit-McPhee

as Querl Dox in James Gunn's DC Cinematic Universe

Score: +1

Diego Luna

as Mark Mardon in James Gunn's DC Cinematic Universe

Score: +1

James McAvoy

as Sam Scudder in James Gunn's DC Cinematic Universe

Score: +1

Paul Mescal

as Alexander the Great in James Gunn's DC Cinematic Universe

Score: +1

Colm Feore

as Julius Caesar in James Gunn's DC Cinematic Universe

Score: +1

Alfred Molina

as Stefano Mandragora in James Gunn's DC Cinematic Universe

Score: +1

Stephen Lang

as David Cain in James Gunn's DC Cinematic Universe

Score: +1

Chiwetel Ejiofor

as Ma'alefa'ak in James Gunn's DC Cinematic Universe

Score: +1