Suggestions by @jahshaman

Travis Fimmel

as Arthur Curry in Justice League:

Kyle Allen

as Barry Allen in Justice League:

James Marsden

as Hal Jordan in Justice League:

Glen Powell

as Hal Jordan in Justice League:

May Calamawy

as Diana Prince in Justice League:

Brandon Sklenar

as Oliver Queen in Justice League:

Oliver Jackson-Cohen

as Bruce Wayne in Justice League:

Rose Leslie

as Batgirl in The Rogues gallery

Michael Stuhlbarg

as Penguin in The Rogues gallery

Ivanna Sakhno

as Harley quinn in The Rogues gallery

Adam Driver

as Scarecrow in The Rogues gallery

Giancarlo Esposito

as Mr Freeze in The Rogues gallery

Bryan Cranston

as Mr Freeze in The Rogues gallery

Oliver Jackson-Cohen

as Batman in The Rogues gallery

David Bradley

as Mad hatter in The Rogues gallery

Robert Carlyle

as Mad hatter in The Rogues gallery

Emma Mackey

as Poison ivy in The Rogues gallery

Caleb Landry Jones

as The joker in The Rogues gallery

Dacre Montgomery

as Nova in Nova: A Marvel Studios Special Presentation

Taron Egerton

as Nova in Nova: A Marvel Studios Special Presentation