eason three of Smallville, an American television series, began airing on October 1, 2003. The series recounts the early adventures of Kryptonian Clark Kent as he adjusts to life in the fictional town of Smallville, Kansas, during the years before he becomes Superman. The third season comprises 22 episodes and concluded its initial airing on May 19, 2004. Regular cast members during season three include Tom Welling, Kristin Kreuk, Michael Rosenbaum, Sam Jones III, Allison Mack, John Glover, Annette O'Toole and John Schneider.

Season three follows Clark's constant fight against the destiny that his biological father, Jor-El, has in-store for him, and his guilt over the price Jonathan paid to bring him back to Smallville. Lex deals with the psychological breakdown he had when stranded on a deserted island, while the conflict between him and his father comes to a final blow. Clark's secret begins to weigh heavily on Pete, and the relationship between Clark and Lana hits a dead end. Writers also brought in several DC Comics characters, Maggie Sawyer, Morgan Edge, and most notably Perry White, in special guests spots.

After spending its first two seasons airing on Tuesday nights at 9/8C Smallville was moved to Wednesday nights and aired an hour earlier at 8/7C for the third season. Season three dipped in the ratings, averaging 4.9 million viewers a week.

Overview from themoviedb.org