Suggestions by @cyclops

Harry Lennix

as J'onn J'onzz in Justice League: Legion Of Doom

Ray Fisher

as Victor Stone in Justice League: Legion Of Doom

Tom Cruise

as Hal Jordan in Justice League: Legion Of Doom

Jason Momoa

as Arthur Curry in Justice League: Legion Of Doom

Chris Pine

as Barry Allen in Justice League: Legion Of Doom

Gal Gadot

as Diana Prince in Justice League: Legion Of Doom

Henry Cavill

as Clark Kent in Justice League: Legion Of Doom

Ben Affleck

as Bruce Wayne in Justice League: Legion Of Doom

Hans Zimmer

as Composer in Justice League: Legion Of Doom

Christopher Nolan

as Writer in Justice League: Legion Of Doom

Zack Snyder

as Director in Justice League: Legion Of Doom

Ben Stiller

as Oswald H. Loomis in Superman Villians DCEU

Alexander Skarsgård

as Nuclear Man in Superman Villians DCEU

Mackenzie Gray

as Jax-Ur in Superman Villians DCEU

Thomas Ian Griffith

as Earl Garver in Superman Villians DCEU

Javier Bardem

as Bruno Manhiem in Superman Villians DCEU

Jeff Bennett

as John Smith in Superman Villians DCEU

Johnny Depp

as Tuoni in Superman Villians DCEU

CGI

as Tolifhar in Superman Villians DCEU

Matt Ryan

as Manchester Black in Superman Villians DCEU