Suggestions by @heroofolympus

Carter Rockwood

as Damian Wayne/Robin in Sam Raimi's DCU Batman series

Jamie Flatters

as Richard Grayson/Nightwing in Sam Raimi's DCU Batman series

Emma Stone

as Pamela Isely/Poison Ivy in Sam Raimi's DCU Batman series

Bill Skarsgård

as Joker in Sam Raimi's DCU Batman series

Henry Cavill

as Nolan Grayson in Live action invincible fan casting

Kathy Bates

as Granny Goodness in Casting James Gunn's DCU! :D

John Carroll Lynch

as Professor Pyg in Casting James Gunn's DCU! :D

Brec Bassinger

as Stargirl in Casting James Gunn's DCU! :D

Dennis Quaid

as The Flash in Casting James Gunn's DCU! :D

Henry Zaga

as Kyle Rayner in Casting James Gunn's DCU! :D

Wes Bentley

as Deadman in Casting James Gunn's DCU! :D

Jacob Anderson

as Aqualad in Casting James Gunn's DCU! :D

Josh Lawson

as Captain Boomerang in Casting James Gunn's DCU! :D

Daniel Craig

as Doctor Fate in Casting James Gunn's DCU! :D

Derek Mears

as Swamp Thing in Casting James Gunn's DCU! :D

Kevin Grevioux

as Atrocitus in Casting James Gunn's DCU! :D

Eminem

as Captain Cold in Casting James Gunn's DCU! :D

James McAvoy

as Victor Zszaz in Casting James Gunn's DCU! :D

Wilson Bethel

as Metallo in Casting James Gunn's DCU! :D

Natalie Dormer

as Killer Frost in James Gunn’s Justice League