Clark and Martha are both visited by Jonathan’s ghost, who warns them about Lionel and claims that Clark must kill him to stop him. Meanwhile Fine will do whatever it…

Professor Fine has unleashed a virus that will kill millions. Clark must put a stop to him, while Lex wonders what happens when he will tell Lana his newest secret.

Clark reveals his secret to Lana, Jonathan and Lex learn the results of the senatorial election, and there is a tragic car accident on the highway that takes the life…

Clark discovers that the new assistant at the Daily Planet, a bespectacled, bumbling woman named Andrea, is actually a mysterious female vigilante who stalks Suicide Slum. Her path crosses Clark’s…

Chloe is possessed by the spirit of a young girl whose body is sealed in the Talon’s walls, and goes searching for the girl’s killer while Clark and Lois try…

Clark finds himself up against Lex when he befriends Victor Stone, a half-machine, half-human subject who escapes from LuthorCorp with the aid of a sympathetic doctor.

Clark is hypnotized by a woman who uses a supposedly magical charm to control others – he reveals his super powers and is sent to kill Lex. Meanwhile, Lex has…

Distraught over her break-up with Clark, Lana goes to a rogue medical student who experiments with a dangerous kryptonite-based serum that allows people to flat-line but see their dead loved…

Clark befriends a little girl who has the ability to telekinetically shatter glass, then comes to her aid when it’s believed she killed her mother in a brutal stabbing attack….

Lionel is taken hostage by a masked man who forces him to play elaborate games for the prize of staying alive. Martha goes to confront Lionel after Clark tells her…

Clark saves a man who in gratitude decides to help Clark in return…by using his ability to turn invisible and his skill as a hitman to kill Lex so Clark…

The Senatorial race between Jonathan and Lex heats up when Jonathan receives an anonymous threat warning him to drop out of the election. When Clark finds Jonathan badly beaten he…

Lex and Lana are at the mercy of a deranged Smallville deputy who plans to keep them captive until Lex reveals the location of the Kryptonian spaceship. Meanwhile, the Kents…

At a party at Crater Lake, Lois is saved from drowning by Arthur “A.C.” Curry. Arthur has incredible swimming abilities, but also a secret agenda aimed at…Lex. Meanwhile, Professor Fine…

Lana joins a sorority to get housing for her last-minute college registration, but the sisters have a deadly agenda which involves turning Lana into a vampire like themselves and sending…

Jonathan’s oldest friend, Senator Jack Jennings, comes to Smallville looking for support in his re-election campaign, but is framed for the murder of his mistress, requiring Lois to go undercover…

Clark gives into paranoid delusions brought on by exposure to new “silver” kryptonite, and Professor Fine is the only one who can save him… before he kills Lana.

When Martha comes down with a strange disease, Professor Fine convinces Clark that Jor-El is responsible and that the Fortress must be trying to eliminate the father of Kal-El. But…

Lex considers whether to turn an operative loose to obtain or fake damaging information against Jonathan to upset his Senatorial race. But when Lex is shot, he falls into a…

Lana greets two new Kryptonian arrivals from the ship, Nam-Ek and Aethyr, and their presence poses a grave danger to Clark and his family & friends.

Clark faces off against three Belle Reve prisoners who plan to force him to help break into the sanitarium’s mysterious “Level Three.”

A krypto-mutant, Gabriel, hacks into missile codes and prepares to eliminate krypto-mutants in Smallville once and for all. A powerless Clark confronts him and is shot, and only Jor-El can…