Suggestions by @jamesthethinker

Tom King

as Writer in Justice League International

Geoff Johns

as Writer in Justice League International

Russo Brothers

as Director in Justice League International

James Gunn

as Director in Justice League International

Dolph Lundgren

as Rocket Red in Justice League International

Alice Eve

as Power Girl in Justice League International

David Boreanaz

as Captain Atom in Justice League International

Andrew Garfield

as Mr. Miracle in Justice League International

Evanna Lynch

as Ice in Justice League International

Henry Golding

as Blue Beetle in Justice League International

Genesis Rodriguez

as Fire in Justice League International

Garrett Hedlund

as Booster Gold in Justice League International

Gina Carano

as Big Barda in Justice League International

Lashana Lynch

as Vixen in Justice League International

Sterling K. Brown

as Martian Manhunter in Justice League International

Batwoman (Sonia Alcana)

as Sonya in Sorting Characters by Name

Tom Hanks

as Walt Disney in Historical Figures (North America)

Taraji P. Henson

as Katherine Johnson in Historical Figures (North America)

Chadwick Boseman

as Jackie Robinson in Historical Figures (North America)

Sterling K. Brown

as Frederick Douglass in Historical Figures (North America)