Suggestions by @benhaynes

Ian Somerhalder

as Captain Cold in ALT DCU

Liam Hemsworth

as Captain Boomerang in ALT DCU

Liam McIntyre

as Captain Boomerang in ALT DCU

Joseph Morgan

as Captain Boomerang in ALT DCU

Christina Moses

as Bumblebee in ALT DCU

Zendaya

as Bumblebee in ALT DCU

Madison Pettis

as Bumblebee in ALT DCU

Kat Graham

as Bumblebee in ALT DCU

China Anne McClain

as Bumblebee in ALT DCU

Skai Jackson

as Bumblebee in ALT DCU

Benedict Cumberbatch

as Brainiac in ALT DCU

Jude Law

as Brainiac in ALT DCU

Thomas Doherty

as Brainiac in ALT DCU

Evan Peters

as Booster Gold in ALT DCU

Eric Johnson

as Booster Gold in ALT DCU

Antony Starr

as Booster Gold in ALT DCU

Parker Bates

as Blue Beetle in ALT DCU

Liam Middleton

as Blue Beetle in ALT DCU

Walker Scobell

as Blue Beetle in ALT DCU

Jamie Foxx

as Bloodsport in ALT DCU