Suggestions by @marian

Erica Durance

as Lois Lane in Welcome to Metropolis

Tom Welling

as Clark Kent in Welcome to Metropolis

Crispin Glover

as Bruce Wayne in Welcome to Metropolis

Kasia Smutniak

as Selina Kyle in Welcome to Metropolis

Andrew J. West

as Damián Wayne in Welcome to Metropolis

Lana Parrilla

as Thalía al Ghul in Welcome to Metropolis

Maggie Q

as Diana Prince in Welcome to Metropolis

Kristin Kreuk

as Casandra Cain in Welcome to Metropolis

Lana Parrilla

as Diana Prince in Welcome to Metropolis

Matthew McNulty

as Oliver Queen in Welcome to Metropolis

Danielle Campbell

as Zatanna Zatara in Welcome to Metropolis

James Frain

as Jack Napier in Welcome to Metropolis

Kasia Smutniak

as Selina Kyle in Welcome to Metropolis

Sabin Tambrea

as Conner Kent in Welcome to Metropolis

Alice Dwyer

as Miss Martian in Welcome to Metropolis

Louise Lombard

as Harley Quinzel in Welcome to Metropolis

Laura Vandervoort

as Kara Kent in Welcome to Metropolis

Rebecca Mader

as Pamela Isley in Welcome to Metropolis

August Wittgenstein

as Zod in Welcome to Metropolis

Charles Dance

as Alfred Pennyworth in Welcome to Metropolis