Suggestions by @fancastdceu

Lilly Aspell

as Young Diana in Wonder Woman

Lucas Jade Zumann

as Young Clark in Superman

Bob Odenkirk

as Perry White in Superman

Yani Gellman

as Dane Prince\Wonder Man in DCEU gender-swap

Megan Boone

as Kala-El\Claire Kent\Superwoman in DCEU gender-swap

Lana Parrilla

as Bryce Wayne\Batwoman in DCEU gender-swap

Sara Foster

as Aritha Curry\Aquawoman in DCEU gender-swap

Morena Baccarin

as Bryce Wayne\Batwoman in DCEU gender-swap

Gwyneth Paltrow

as Ophelia Frump in The Addams Family

Joonas Suotamo

as Lurch in The Addams Family

Wallace Shawn

as Uncle Fester in The Addams Family

John David Washington

as Black Manta in Aquaman

Justin Hartley

as Flash in Justice League

Lucas Till

as Flash in Justice League

Peter Mensah

as Martian Manhunter in Justice League

Jodie Turner-Smith

as Storm in X.MEN & FANTASTIC.FOUR IN MARVEL STUDIOS : M.C.U.

Sam Claflin

as Human Torch in X.MEN & FANTASTIC.FOUR IN MARVEL STUDIOS : M.C.U.

Ian Harding

as Cyclops in X.MEN & FANTASTIC.FOUR IN MARVEL STUDIOS : M.C.U.

Henry Golding

as James Bond in Never Dream of Dying

Jason Lewis

as Aquaman in Aquaman