Smallville characters discovered that Clark Kent (Tom Welling) was Superman, an alien with super powers, at different times during the show's run.

Smallville was always a show that loved to surprise its audience, and when it came to season premieres and finales, that was where the Superman prequel thrived. Admittedly, it's hard to narrow down ...

Actress Adrianne Palicki appeared in the third season of the hit WB show, Smallville, which had a 10-season run until 2011. In Smallville Season 3, Episode 22, Palicki appeared as a character named ...