 | 1x01 Pilot (Air Date: Oct. 16, 2001) A meteor shower rains destruction on the small town of "Smallville", Kansas. Twelve years later, a young Clark Kent learns his true origins from his protective foster parents. As his powers ... |  | 1x02 Metamorphosis (Air Date: Oct. 23, 2001) Bugs affected with Kryptonite cause a student to adopt the life cycle of an insect, and he targets Lana as his mate. Clark must rush to save her without revealing his superpowers. Meanwhile, ... |  | 1x03 Hothead (Air Date: Oct. 30, 2001) Clark and his father come to a standoff as he joins the football team despite his father's wishes, ultimately discovering the coach has been altered by kryptonite and is using his fire-starter ... |  | 1x04 X-Ray (Air Date: Nov. 06, 2001) Clark battles intense headaches as he tries to adjust to his emerging power of X-ray vision, an ability that he cannot control. Also, Lex is framed for an armed robbery by a teenage girl ... |  | 1x05 Cool (Air Date: Nov. 13, 2001) Thanks to Lex's matchmaking, Clark has a chance at an evening out on the town with Lana, but the evening is interrupted when Clark must save Chloe from a killer who has a kryptonite-induced ... |  | 1x06 Hourglass (Air Date: Nov. 20, 2001) Clark experiences haunting visions when he meets an old woman who can see the future. Meanwhile, a bitter old man discovers a way to seek revenge for what he sees as an ancient wrong - revenge ... |  | 1x07 Craving (Air Date: Nov. 27, 2001) Jodi Melville is overweight and unhappy about it. To lose weight she concocts a thick drink containing nutritious vegetables - vegetables grown in the meteor rich soil around the family ... |  | 1x08 Jitters (Air Date: Dec. 11, 2001) Clark and Lex team up to rescue Clark's high school class after a janitor takes them hostage in LuthorCorp. He claims his deadly "jitters" were caused by a mysterious contaminant and threatens ... |  | 1x09 Rogue (Air Date: Jan. 15, 2002) Clark's secret identity is at stake when a bad cop witnesses him use his superhuman powers and coerces Clark to join forces with him; however, when Clark double-crosses the cop, he is not ... |  | 1x10 Shimmer (Air Date: Jan. 29, 2002) A teen girl's obsession with Lex turns life-threatening when invisible attacks in Luthor Mansion pits Clark against an undetectable enemy. Meanwhile, Clark is thrilled when Lana looks to ... |  | 1x11 Hug (Air Date: Feb. 05, 2002) Clark is stunned when a pesticide magnate who has kryptonite-enhanced powers of persuasion somehow convinces Jonathan to sell the family farm to make way for a new plant. Clark teams up ... |  | 1x12 Leech (Air Date: Feb. 12, 2002) When Clark rescues his classmate Eric from harm during an electrical storm, they are both struck by lightning, resulting in all of Clark's superpowers transferring to Eric. Clark is torn ... |  | 1x13 Kinetic (Air Date: Feb. 26, 2002) Clark and Lex are stumped when the Luthor mansion is robbed by burglars who seem to have the ability to walk through walls. Lex's curiosity turns to desperation when he discovers the thieves ... |  | 1x14 Zero (Air Date: Mar. 12, 2002) Lex faces the consequences of his shady dealings in Metropolis years ago when an old enemy comes to Smallville intent on destroying his life, ultimately putting Clark and Lana in harm's ... |  | 1x15 Nicodemus (Air Date: Mar. 19, 2002) Clark must solve the riddle of the mysterious Nicodemus flower and Lex's shady involvement after it infects the residents of Smallville removing their inhibitions - Jonathan becomes a couch ... |  | 1x16 Stray (Air Date: Apr. 16, 2002) After Martha accidentally hits a young boy with her car, the Kents take him in until they can locate his parents, unaware that the boy can read minds which puts Clark's secret in jeopardy. ... |  | 1x17 Reaper (Air Date: Apr. 23, 2002) Clark must stop a kryptonite-infected man who seeks to relieve the suffering of the elderly and sick by turning them into ashes - and Whitney's ailing father may be his next victim. Meanwhile, ... |  | 1x18 Drone (Air Date: Apr. 30, 2002) Clark sees the election for class president as an opportunity to be a "normal kid", but when his running mates are systematically attacked by a swarm of bees, Clark suspects a candidate ... |  | 1x19 Crush (Air Date: May. 07, 2002) Clark faces an unexpected foe when a gifted art student returns to school after a hit-and-run accident robbed him of the use of his hands but gave him the gift of telekinesis. Meanwhile, ... |  | 1x20 Obscura (Air Date: May. 14, 2002) Clark and Lana race against time to find a kidnapped Chloe after a kryptonite explosion gives Lana the ability to "see" through the kidnapper's eyes and she watches Chloe being buried alive. ... |  | 1x21 Tempest (1) (Air Date: May. 21, 2002) Clark finds the missing piece of the spaceship as Nixon continues investigating the Kents despite Lex's orders and finds the truth. Lex decides to counter his father's plans to shut down ... |
 | 2x01 Vortex (2) (Air Date: Sep. 24, 2002) After Clark rescues Lana from the eye of the storm, he discovers the storm's wrath has unleashed the spaceship into the fields and buried his father alive along with the unscrupulous reporter ... |  | 2x02 Heat (Air Date: Oct. 01, 2002) Clark becomes frightened by his uncontrollable new gift of heat-vision, which allows him to start fires using his eyes, as this new found power sets his classroom and the Talon on fire. ... |  | 2x03 Duplicity (Air Date: Oct. 08, 2002) After one of Clark's friends discover the spaceship in the cornfield, Clark goes against his parents wishes and reveals his secret, but is shocked when the reaction he gets makes him question ... |  | 2x04 Red (Air Date: Oct. 15, 2002) The school unknowingly uses red kryptonite in the class rings and its effect on Clark stuns everyone as he turns into a rebellious teenager who decides to use his powers for evil instead ... |  | 2x05 Nocturne (Air Date: Oct. 22, 2002) Clark discovers someone has been leaving love notes for Lana at her parents' grave, whilst she follows the stranger to his home and discovers his parents keep him locked in chains. Clark ... |  | 2x06 Redux (Air Date: Oct. 29, 2002) Martha goes to her estranged father for financial help. Clark is thrilled at the prospect of meeting his grandfather but Jonathan's refusal to see the man prompts Clark to force a reunion. ... |  | 2x07 Lineage (Air Date: Nov. 05, 2002) A mysterious woman shows up claiming to be Clark's mother, prompting the Kents to tell Clark what happened after they discovered him in the cornfield that fateful day. Clark discovers why ... |  | 2x08 Ryan (Air Date: Nov. 12, 2002) Clark pushes his abilities to the limit to save his telepathic young friend Ryan from an evil doctor who wants to control the boy's abilities. Meanwhile, Nell tells Lana they are moving ... |  | 2x09 Dichotic (Air Date: Nov. 19, 2002) When Clark tries to warn Lana and Chloe about Ian, an overachieving student who is surreptitiously dating both girls, they realize too late that he was right. Meanwhile Lex loses his temper, ... |  | 2x10 Skinwalker (Air Date: Nov. 26, 2002) Clark falls into a cave and discovers two hidden treasures - ancient Indian writings that hold the key to his identity, and a beautiful girl whom he believes to be his soulmate. Desperate ... |  | 2x11 Visage (Air Date: Jan. 14, 2003) Whitney returns home from the Marines looking to rekindle his relationship with Lana but his suspicious behavior prompts Clark to question his true motives. Lex becomes suspicious of his ... |  | 2x12 Insurgence (Air Date: Jan. 21, 2003) After Lex discovers that Lionel installed cameras in the mansion, he hires some thugs to bug Lionel's office, but things get out of control when Lionel and Martha surprise the thugs and ... |  | 2x13 Suspect (Air Date: Jan. 28, 2003) When Lionel is shot, Jonathan is arrested, but after Clark and Pete perform their own crime scene investigation, they realize that more than one person had the opportunity to kill Lionel ... |  | 2x14 Rush (Air Date: Feb. 04, 2003) A strange parasite invades Chloe and Pete's body and feeds on the teen's adrenal glands, causing them to shake off their inhibitions and engage in wild and dangerous behavior. Meanwhile, ... |  | 2x15 Prodigal (Air Date: Feb. 11, 2003) When Lex finds his long-lost brother Lucas, he brings him home in the hope that the two of them can unite against Lionel. A dangerous situation ensues, however, leaving Lex to wonder whom ... |  | 2x16 Fever (Air Date: Feb. 18, 2003) Clark rushes to find an antidote after Martha is infected with a toxic virus and falls into a coma, but when Clark also falls ill, it is up to Jonathan to find a cure in time. To further ... |  | 2x17 Rosetta (Air Date: Feb. 25, 2003) Determined to find out where he came from, Clark travels to New York to meet Dr. Swann, a brilliant scientist who holds a message for Clark from Krypton. Lana decides to move out of Chloe's ... |  | 2x18 Visitor (Air Date: Apr. 15, 2003) Clark's new schoolmate uses heat-vision to prove that he's an alien, but Clark suspects he's not from his own planet - but from Krypton, instead. Meanwhile, Helen asks Lex some hard que ... |  | 2x19 Precipice (Air Date: Apr. 22, 2003) After Lana is almost assaulted, Clark loses control and injures the boy - leaving the Kents open to be sued for punitive damages that could cost them the farm. Helen's ex-boyfriend arrives ... |  | 2x20 Witness (Air Date: Apr. 29, 2003) Clark stumbles upon a robbery of a LuthorCorp truck carrying kryptonite and is stunned to realize he can't stop the thieves because they are as strong as he is. To keep Clark from going ... |  | 2x21 Accelerate (Air Date: May. 06, 2003) After Lana is visited by the ghost of a childhood friend, she turns to Clark for help but he realizes the little girl is actually a kryptonite-enhanced clone, he rushes to save Lana before ... |  | 2x22 Calling (1) (Air Date: May. 13, 2003) Dr. Walden wakes up from his coma and tells Lex & Lionel that Clark is an alien and must be destroyed. Meanwhile, a romantic encounter between Clark and Lana hints at a promising future ... |  | 2x23 Exodus (2) (Air Date: May. 20, 2003) A sense of foreboding surrounds Smallville as Clark must choose between staying with Lana and his family or fulfilling his destiny to rule the Earth. Lex and Helen plan their upcoming wedding, ... |
 | 3x01 Exile (1) (Air Date: Oct. 01, 2003) Under the influence of red kryptonite and living in Metropolis, Clark gets involved with a crime lord named Morgan Edge who hires him to break into LuthorCorp. Meanwhile, desperate to put ... |  | 3x02 Phoenix (2) (Air Date: Oct. 08, 2003) After Jor-El grants Jonathan temporary superpowers, he and Clark engage in a destructive battle atop the LuthorCorp building. Meanwhile, Lex returns home and must determine whether it was ... |  | 3x03 Extinction (Air Date: Oct. 15, 2003) Clark discovers someone is hunting people affected by the kryptonite rocks and the killer's next target is Lex. Clark uses his powers to save Lex, but is caught off guard when the killer ... |  | 3x04 Slumber (Air Date: Oct. 22, 2003) Clark dreams he is being pursued by a frightened young girl who needs his help. However, after he discovers she is actually a comatose neighbor who should have woken up years ago, he enlists ... |  | 3x05 Perry (Air Date: Oct. 29, 2003) Perry White, a once- promising journalist whose career was destroyed by Lionel Luthor, arrives in Smallville in search of alien stories for a tabloid news show. In spite of being constantly ... |  | 3x06 Relic (Air Date: Nov. 05, 2003) Lana's great uncle, who was convicted of murdering his wife forty years ago, shows her a picture of the man he believes really killed her aunt, and she is shocked to discover the drifter ... |  | 3x07 Magnetic (Air Date: Nov. 12, 2003) Clark is suspicious when Lana suddenly becomes attracted to a fellow student and begins to act rebelliously, which eventually lands her in jail. Clark's suspicions are confirmed when he ... |  | 3x08 Shattered (Air Date: Nov. 19, 2003) Lex locates Morgan Edge and gets him to admit to dirty dealings with Lionel, but before Lex can take it to the authorities, someone tries to kill him at the mansion. Barely surviving, Lex ... |  | 3x09 Asylum (Air Date: Jan. 14, 2004) Lex teams up with three krypto-villains to lure Clark to the hospital to enlist his help in escaping after he hears that Lionel has requested Lex be given electroshock therapy to erase his ... |  | 3x10 Whisper (Air Date: Jan. 21, 2004) Attempting to stop a robbery, Clark is temporarily blinded when he shoots off a burst of heat vision that is reflected back into his eyes by a piece of kryptonite. He soon realizes that ... |  | 3x11 Delete (Air Date: Jan. 28, 2004) Clark and Lana each make an attempt on Chloe's life for unknown reasons after they receive a mysterious e-mail from the Sommerholt Institute. Clark must discover the source of these e-mails ... |  | 3x12 Hereafter (Air Date: Feb. 04, 2004) Clark discovers that his schoolmate Jordan can foresee the future, but is horrified when Jordan tells him he "sees" Lana dying in a fire in the next few days. Meanwhile, suspicious of his ... |  | 3x13 Velocity (Air Date: Feb. 11, 2004) After Pete purposely blows a street race, the thugs that run it threaten his life, so he asks Clark to use his powers to stop them. Furious that Pete would put himself in this position, ... |  | 3x14 Obsession (Air Date: Feb. 18, 2004) Clark is forced to use his powers in front of Alicia, a new girl at school, but he is surprised to find out she has powers of her own. The two develop a bond through their shared secret, ... |  | 3x15 Resurrection (Air Date: Feb. 25, 2004) While his father is awaiting life-threatening heart surgery, Clark befriends a young boy, Garrett, whose brother Vince just died from liver failure. However, everyone is shocked when Vince ... |  | 3x16 Crisis (Air Date: Mar. 03, 2004) Clark receives a panicked call from Lana and hears a gunshot before the line goes dead, but when he arrives at the Talon he is stunned to discover she is alive and well. Clark realizes the ... |  | 3x17 Legacy (Air Date: Apr. 14, 2004) When Jonathan begins to act strangely, Clark believes Jor-El is sending Jonathan messages through the key and is the cause for his father's withdrawal from the family. Clark goes down to ... |  | 3x18 Truth (Air Date: Apr. 21, 2004) When Chloe accidentally inhales a mysterious krypto-gas, she discovers it acts as a truth serum to anyone who comes in contact with her and decides to take advantage of her new power by ... |  | 3x19 Memoria (Air Date: Apr. 28, 2004) Believing that key information about his father's past was lost when his memory was erased, Lex decides to join an experimental program with Dr. Garner to regain the information so he can ... |  | 3x20 Talisman (Air Date: May. 05, 2004) When a Kiwatche Indian steals a mythic knife from the caves, he is bestowed with superpowers similar to Clark's, causing the young man to believe he is the legendary Naman, 'the man who ... |  | 3x21 Forsaken (1) (Air Date: May. 12, 2004) Clark decides to tell Lana his secret so they can finally be together. Meanwhile, an errant FBI agent kidnaps and tortures Pete to try and force him to reveal Clark's secret. Also, Lex panics ... |  | 3x22 Covenant (2) (Air Date: May. 19, 2004) Things come to a head in Smallville when Kara, a beautiful girl with superpowers, who claims to be from Krypton, comes to entice Clark to fulfill his destiny. Overwhelmed, Clark turns to ... |
 | 4x01 Crusade (Air Date: Sep. 22, 2004) Clark returns to Smallville re-programmed as Kal-El. Intent on fulfilling his destiny, Kal-El takes to the skies to steal a powerful kryptonite crystal. Determined to save her son, Martha ... |  | 4x02 Gone (Air Date: Sep. 29, 2004) Clark and Lois Lane investigate Chloe's apparent murder, but are stopped by an army officer, General Sam Lane, who turns out to be Lois' father. Lois suspects that Sam knows more about Chloe's ... |  | 4x03 Facade (Air Date: Oct. 06, 2004) Clark faces a surprising new foe in the form of a shy high school girl who turns to plastic surgery to enhance her looks and boost her popularity. However, things go awry when she discovers ... |  | 4x04 Devoted (Air Date: Oct. 13, 2004) Clark joins the football team at school and is immediately given the starting quarterback position after the old quarterback starts a fight with new coach Jason. Curious about the behavior ... |  | 4x05 Run (Air Date: Oct. 20, 2004) After Jonathan's wallet is stolen, Clark super-speeds after the thief but is stunned when he cannot catch him. The thief, Bart, a.k.a. The Flash later shows up at the farm and tries to talk ... |  | 4x06 Transference (Air Date: Oct. 27, 2004) Clark hears a painful ringing sound in his ears and is drawn to the prison where Lionel is being held. When he sees Lionel attempt to stab Lex with a strange glowing stone, Clark grabs for ... |  | 4x07 Jinx (Air Date: Nov. 03, 2004) Chloe is drawn into an underground gambling ring at school run by foreign exchange student Mikhail Mxyzptlk and loses her savings on a football game after Mxyzptlk uses his powers to control ... |  | 4x08 Spell (Air Date: Nov. 10, 2004) After Lana reads from a spell book written in the 1600s, she, Lois and Chloe become possessed by witches that had been burned at the stake. The three witches have come back seek revenge ... |  | 4x09 Bound (Air Date: Nov. 17, 2004) After Lex is accused of killing a young woman, Clark sets out to prove his innocence and turns to an unlikely source for help - Lionel. Swearing he is a changed man, Lionel offers Clark ... |
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