Suggestions by @matthewfenner
1,213 suggestions
Michael Rosenbaum
as Lex Luthor in Smallville Universe
Hugo Weaving
as Atomic Skull in Smallville Universe
Peter Dinklage
as Professor Killgrave in Smallville Universe
Joaquin Phoenix
as Boss Sixty in Smallville Universe
Dominic Zamprogna
as Bruno Mannheim in Smallville Universe
Bill Skarsgård
as Scarecrow in Smallville Universe
Kevin Grevioux
as Killer Croc in Smallville Universe
Michael C. Hall
as Hush in Smallville Universe
Hafpor Julius Bjornsson
as Bane in Smallville Universe
Nikolaj Coster-Waldau
as Two-Face in Smallville Universe
Matthew Lillard
as The Joker in Smallville Universe
Jared Padalecki
as Vigilante II in Smallville Universe
Jon Hamm
as Peacemaker in Smallville Universe
Kate Beckinsale
as Catwoman in Smallville Universe
Michael B. Jordan
as Black Lightning in Smallville Universe
Aaron Eckhart
as Adam Strange in Smallville Universe
Chris Pratt
as Captain Atom in Smallville Universe
Liam Hemsworth
as Firestorm in Smallville Universe
Patrick Wilson
as Atom in Smallville Universe
Djimon Hounsou
as Doctor Mist in Smallville Universe