You as Y/N Kent/Superman

Trying to do What He Can, Wherever He Can

Jason Mamoa as Arthur Curry

The Man Who Would Be King

Lupita Nyong'o as Y'Mera Xebella Challa

You Can Just Call Her Mera

Patrick Wilson as Orm Marius

King of Atlantis Thirsty for Power 

Idris Elba as Robert DuBois/Bloodsport

A Killer Who Takes Credit Cards 

Emmett J. Scanlan as Lobo

The Main Man

Yahya Abdul-Mateen II as David Cain/Black Manta

Out for Blood

Also Starring 

Gal Gadot as Diana Prince/Wonder Woman 

Willem Dafoe as Nuidis Vulko

Dolph Lundgren as Nereus

Nicole Kidman as Atlanna

Henry Cavill as Clark Kent

Amy Adams as Lois Lane

Laurence John Fishburne as Perry White

All Other DCEU Characters Are Played By Their Respective Actors