Clark gives up the ring and its effects rather than kill his father, and both he and the rescued Lex return to Smallville. Clark must deal with crime lord Morgan Edge, who has followed him to Smallville, while Lex must determine who tried t...

Under the influence of red kryptonite, Clark is following a life of crime in Metropolis while his friends and parents desperately try to find him. Lex is forced to confront his personal demons on a desert island, while Lionel holds a funera...

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 prepare for their marriage, and Chloe considers Lionel's offer to inves...

Dr. Walden comes out of a coma with super-powers and a desire to kill Clark, piquing the Luthors' interest. The spaceship starts talking to Clark, and Helen and Lex prepare for their wedding.

Lana is haunted by the ghost of a dead friend, Emily, but the "spirit" has connections to Lionel Luthor, who is also scheming to get control of the Indian caves and "help" Lex with his wedding.

Clark runs up against super-strong robbers who are apparently tied to LexCorp. And Chloe begins to ally with Lionel, while Lana and Henry Small bond.

After Lana is almost assaulted by a college student, Clark injures the boy while helping her. When the Kents are sued for damages that could cost them the farm, Clark tries to find a way out of the lawsuit. Meanwhile, Helen's obsessive...

After a schoolmate claims to be an alien and proves it by using heat vision, Clark investigates and believes the boy is from Krypton. Meanwhile, Helen confronts Lex over the locked room in the mansion that holds his investigation of Clark&#...

Clark travels to New York to meet Dr. Swann, a brilliant scientist who holds a message for Clark from his home planet. Meanwhile Lana decides to move out of Chloe's house after they get into an argument about Clark.

Martha catches a lungful of kryptonite-irradiated spores and slips into a coma. Clark, who temporarily loses his powers by breathing in the same spores, is her only hope for survival. Lex sneaks behind Helen's back at the hospital in h...

Lex recovers his long-lost brother Lucas and uses him in a ploy to buy out his father's share of the company. But it soon becomes clear that Lucas isn't to be trusted, and Lex soon finds himself ousted from his own company.

Students are engaging in wild, sometimes suicidal stunts, and Chloe and Pete are the next ones to become "infected"...and they use a piece of red meteor rock to get Clark to join them.

Lionel is shot in the manor, and Jonathan is the prime suspect.

Lex hires some thugs to bug Lionel's office but things get out of control when Lionel and Martha are taken hostage, and Clark must rescue them without revealing his secrets.

Whitney returns to Smallville, eager to start back up where he left off with Lana. But everything isn't what it seems... Meanwhile, Lex gets suspicious with his relationship with Dr. Bryce, only to find that she has been having meeting...

Clark becomes involved with a Native American woman, Kyla, and becomes aware of ancient Indian prophecy that warns of a man of great powers who fell from the sky. Worse, a wolf-like creature is attacking the local Luthorcorp construction pr...