Season Two
Vortex
Episode #: 201
Air Date: 09.24.02
Our Rating: 
In the aftermath of a tornado, Clark must find his missing father. Jonathan tries to keep Nixon from revealing the family secret, while Lex makes a fateful decision for his father.
Heat
Episode #: 202
Air Date: 10.01.02
Our Rating: 
A dangerous new power threatens Clark's relationships. But Lex's beautiful new wife -- who can control others -- may be an even greater danger.
Duplicity
Episode #: 203
Air Date: 10.08.02
Our Rating:
Clark attempts to keep his secret hidden from his best friend after Pete discovers the missing spacecraft. A former LuthorCorp scientist gets closer to the truth about the ship.
Red
Episode #: 204
Air Date: 10.15.02
Our Rating:
Exposure to red meteor rocks wildly alters Clark's personality. Jonathan and Pete must take desperate measures to return him to normal.
Nocturne
Episode #: 205
Air Date: 10.22.02
Our Rating:
Lana is entranced by a young man who leaves poetry for her at her parents' grave site. But she and Clark discover that his parents keep in chained in their basement.
Redux
Episode #: 206
Air Date: 10.29.02
Our Rating:
Martha approaches her estranged father for help after learning that the family farm is in financial trouble. Lana discovers that her biological father may still be alive.
Lineage
Episode #: 207
Air Date: 11.05.02
Our Rating:
Clark confronts his parents about the truth behind his adoption when a woman shows up claiming to be his birth-mother. Lana approaches the man she believes may be her father.
Ryan
Episode #: 208
Air Date: 11.12.02
Our Rating:
Clark helps his young friend escape a facility where he is being studied for is telepathic abilities, but learns that he may not be able to save him from an even bigger threat.
Dichotic
Episode #: 209
Air Date: 11.19.02
Our Rating:
Clark is concerned when a fellow student starts dating both Lana and Chloe, but the girls accuse him of jealousy.
Skinwalker
Episode #: 210
Air Date: 11.26.02
Our Rating:
Clark discovers cave drawings telling the story of his arrival on Earth, and attempts to save the site from LutherCorp.
Visage
Episode #: 211
Air Date: 01.14.03
Our Rating:
Whitney's unexpected return to Smallville signals danger for more than just Clark's relationship with Lana. Lex becomes suspicious of his new girlfriend.
Insurgence
Episode #: 212
Air Date: 01.21.03
Our Rating:
Lionel Luther and Martha Kent are held hostage by a band of criminals -- sent by Lex to bug Lionel's office.
Suspect
Episode #: 213
Air Date: 01.28.03
Our Rating:
Jonathan Kent becomes the prime suspect after Lionel Luther is shot. But Clark soon learns that Jonathan was by far the only person with a motive.
Rush
Episode #: 214
Air Date: 02.04.03
Our Rating:
A parasitic worm infects Clark's friends, turning them into thrill-seekers -- and threatening to tear apart Clark's relationship with Lana.
Prodigal
Episode #: 215
Air Date: 02.11.03
Our Rating:
Lex finds his long-lost brother, who becomes a pawn in the feud between Lex and Lionel. But young Lucas Luthor has plans of his own.
Fever
Episode #: 216
Air Date: 02.18.03
Our Rating:
Martha falls deathly ill after exposure to meteor rock-infected mold spores. And when Clark begins to exhibit similar symptoms, Jonathan must take matters into his own hands to save his family.
Rosetta
Episode #: 217
Air Date: 02.25.03
Our Rating:
A fantastical event at the cave gives Clark the ability to read the alien language, pushing him to seek out a world-famous scientist for information about his secret origins.
Visitor
Episode #: 218
Air Date: 04.15.03
Our Rating:
Clark meets a young man who believes himself to be an alien, and is hesitant to believe him -- until he demonstrates super abilities. Lex reveals his secret project to Helen.
Precipice
Episode #: 219
Air Date: 04.22.03
Our Rating:
Lex takes the law into his own hands when Helen's ex-boyfriend begins stalking her. Clark defends Lana from a bully, only to find himself being sued for injuring the man.
Witness
Episode #: 220
Air Date: 04.29.03
Our Rating:
Jocks from Smallville High use airborn meteor dust to gain super strength. But when they find that they are unable to beat Clark, they target his parents. Lionel Luther makes a surprising offer to Chloe.
Accelerate
Episode #: 221
Air Date: 05.06.03
Our Rating:
Lana is stunned when she comes face to face with her best friend, who died as a child. Lex discovers that his father has been funding meteor rock research.
Calling
Episode #: 222
Air Date: 05.13.03
Our Rating:
Clark's burgeoning romance with Lana is interrupted by a voice declaring Clark's destiny to rule the Earth. Dr. Walden awakens with incredible powers, and tries to kill Clark to save the world.
