Pilot

The first episode tells the story of the meteor shower that hit Smallville and changed life in the Kansas town forever. Clark Kent meets Lex Luthor for the first time and encounters the first in a long line of humans mutated by the strange green meteor rocks that accompanied him on his journey to Earth.

Metamorphosis

Is Lana fated to a cocoon of doom? A nerdish bug collector is transformed into a monster by the irradiated bugs of Smallville - and he wants Lana for his bug-world queen.

Hothead

He has a burning desire for victory! A win-at-any-cost football coach turn deadly when unexpected exposure to Kryptonite gives him the power to cause his critics to be engulfed in flames.

X-Ray

Clark is startled to discover he has the power of X-ray vision - a power that may be useful when he confronts a changeling-like student who can take on the appearance and emotional traits of anyone.

Cool

He's the coolest guy in school - and a stone-cold danger to everyone he meets. A fall into icy, Kryptonite laced Crater Lake turns a student into a hypothermic monster who seeks to rob others of their body heat.

Hourglass

A plunge into Kryptonite-infused waters acts like a fountain of youth for a retirement home resident, who is restored to the murderous ways of his sinister past. A fortune-teller foresees Lex in the Oval Office.

Craving

A teen's amazingly successful weight-loss regimen gives her a crazed hunger for high-fat munchies! So she munches on a deer here, a boyfriend there - she's a fat-sucking fiend and a menace to all Smallville!

Jitters

An ex-LutherCorp employee insists that the spasmodic rages that sometimes grip him are the result of an incident that occurred on the plant's secret Level 3. But if there is a Level 3, why doesn't Lex know anything about it?

Rogue

The secret is out - perhaps. Clark performs a lifesaving act of super heroism, thinking there are no witnesses. But a nearby cop sees everything, and he has blackmail in mind.

Shimmer

A servant is supposed to be invisible to his employers. But someone at Lex's mansion takes that axiom literally when he uses an invisibility potion to cloak himself during a manor-wide terror spree.

Hug

His Kryptonite-infused handshake seals the deal! A manipulative, wheeler-dealer entrepreneur exerts a mysterious power over Smallville residents - and even convinces Clark's dad to sell the family farm.

Leech

Let's see how the other 99.999999% live. After a fluke lightning strike, Clark experiences the joys and pains of a normal human existence, and a classmate suddenly has the powers once wielded by Clark.

Kinetic

Whitney falls in with the wrong crowd - ex-jocks turned thieves whose Kryptonite-saturated tattoos alter their molecular structure so that they can pass through walls... and rob banks and Lex's mansion with ease.

Zero

A nemesis presumed to be dead for three years resurfaces in Smallville and stalks Lex. Chloe uncovers intriguing information about Clark's adoption.

Nicodemus

Jonathan turns against his son, Lana becomes a sexy flirt and Pete sets out to settle a score with Lex. They all exhibit unusual behavior after coming into contact with a strange, toxic flower - and there appears to be no antidote to the flower's poison.

Stray

A child who can read minds escapes his cruel parents and finds happiness with the Kents. But that joy may be brief when his parents come looking for the boy so they can use his psychic gifts in a life of crime.

Reaper

Angel of mercy or deaths? After a Kryptonite-related incident gives a young man the ability to kill via mere touch, he sets out to use his newfound power on people who are gravely ill.

Drone

Running on a platform of "truth, justice and... other stuff," Clark vies for class president. But a beekeeping rival contender vows Clark and the other aspirants will feel the sting of her candidacy.

Crush

After a hit-and-run accident that destroys his drawing hand, a cartoonist is left with bitterness, pain... and an unexpected gift of telekinesis that he turns into an instrument of revenge.

Obscura

Lana has eerie visions involving a kidnapping of Chloe. Lex's ongoing inquiry into the mystery surrounding Clark takes an intriguing turn when a crop duster reveals what he saw fall from the sky during the Smallville meteor shower.

Tempest

A reporter closes in on Clark's secret; Chloe may depart Smallville; LuthorCorp is forced to close. At least the school dance will provide carefree moments for Clark and his friends. Then the twister hits.