The series was the beginning of a now expanded DC superhero universe on the small screen, as The Flash, Arrow and Supergirl are among the characters with a home on the network.
For Smallville fans, the idea of Michael Rosenbaum’s Lex Luthor returning would be a dream.
Another Smallville alum, Erica Durance, who played Lois Lane joined the new universe last year by taking on Supergirl’s mom, Alura.
The actor delved deeper into the villain than the character’s ever been given a chance, as the CW television series adapted the relationship between Clark Kent and Lex Luthor as a complicated teenaged friendship that led to the two becoming legendary enemies.