The adventures of farm boy Clark Kent (Tom Welling) in his pre-Superman days continue as the young man of steel enters his second year at Central Kansas University in this hit television drama. Clark and Lex Luthor's (Michael Rosenbaum) relationship continues to evolve toward sworn enemy status, and Aaron Ashmore joins the cast this season as Jimmy Olsen. Kristin Kreuk, Allison Mack and Annette O'Toole co-star.