Season 9, Episode 18 Upgrade

First Aired: April 16, 2010

John Corben (Brian Austin Green) rescues Lois from an explosion at one of Tess' labs. While investigating the explosion, Clark is infected with red Kryptonite and under its influence takes Zod to the fortress. Later, Chloe agrees to help Tess by sending John to the fortress to keep Clark from exposing the truth.

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  • Premiered: September 21, 2006
  • Rating: TV-PG
  • Premise: Superman's teen years as Clark Kent find him agonizing over his shy, uncertain persona while dealing with his evolving powers and an infatuation with classmate Lana Lang. Crisply paced and cast with appealing performers, `Smallville' is not at all campy an… (more)

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