Vril Dox, also known as Brainiac, is a supervillain appearing in American comic books published by DC Comics. Created by writer Otto Binder and artist Al Plastino, Brainiac first appeared in Action Comics #242 (1958), and has since endured as one of Superman's greatest enemies.
Add actors/actresses and cast the roles/films/series that they were rumored, considered, offered, negotiated, auditioned, turned down, and/or originally casted before getting recasted. (Please double-check in research.)