Discovering that NTAC is behind the disease plaguing the 4400s, Tom and Diana try to get to the bottom of NTAC’s cover-up, while Kyle considers turning himself in.

When 4400s around the world come down with life-threatening illnesses, Ryland comes back to NTAC and orders the sick – and even unaffected 4400s – to be quarantined. Tom and…

A 4400 terrorist releases a signal at NTAC that makes the men violent, forcing a lockdown of the facility. Lilly questions how the Centre is handling her daughter, and Shawn…

NTAC is keen to find Jordan Collier’s killer as Tom is desperate to find Kyle.

A 4400 with the ability to repair damaged chromosomes hides a shocking past. And while Richard seeks out a tormentor among his Korean War buddies, Shawn reconnects with his family…

After living for 8 years in an alternate world that only Tom and Alana remember the world with the 4400 has returned as it was at the second the 8…

With the help of Dennis Ryland, NTAC track down the remining members of the NOVA group. Nikki pays Shawn a visit.

Isabelle seeks revenge on the Nova Group after they attack Shawn. Alana confronts the man responsible for killing her husband and son in a car accident nine years ago.

Tom and Diana continue to investigate the disappearance of the 4400 children. Isabelle and Shawn’s relationship becomes public.

Someone is targeting young 4400’s and Maia gets kidnapped. A mistake from Shawn’s past comes back to haunt him. Richard is given a position of authority at the 4400 Center.

Tom is accused of murdering TJ Kim. 17 year old Boyd Gelder has the ability to change his appearance whenever he chooses. Meanwhile, Shawn and Isabelle grow closer.

Gary Navarro is arrested for the second attempt to assassinate Dennis Ryland. Knowing she is the key to her mother’s survival, Isabelle attempts to kill herself by jumping off the…

Ryland and other government officials are on trial for withholding vital information that they discovered about the returnees when a disturbing sound is heard the courtroom. Tom and Diana, with…

Don and the rest of the team find themselves in the midst of a confusing case. The investigation into a missing painting turns grim as a murder plot surfaces. Add…

John defends Cameron against a damning accusation by Derek, putting him and Derek at odds, while Sarah finds herself in a business transaction with a mysterious business man. Meanwhile, Cromartie…

Derek finds the brain chip from Vick that Cameron had kept. John builds an interface for it and they discover a computerized traffic system is important to Skynet. Sarah decides…

Sarah reevaluates the capabilities of her friend Andy’s computer after he enters it in a chess competition. During the competition Sarah meets a stranger with a history similar to hers….

While searching for some stolen cargo, John becomes separated from Sarah and Cameron. Meanwhile, Agent Ellison’s murder investigation leads him to a surprising suspect.

Fate is changed forever on the explosive season finale episode! The Connors come face-to-face with Weaver in a confrontation that shakes John to the core and changes his reality. Nothing…

When John attempts to rescue Skynet’s latest target he finds himself closing in on Weaver, but at what cost? Game plans change, causing Sarah and Ellison to reunite. Meanwhile, Weaver…

Sarah, fearing for her life, hides John in a safe house with the only person she feels she can trust (Dean Winters); Cameron and Derek struggle to work together after…

Jesse’s submarine mission in the future takes a fatal turn with unforeseen consequences in the present for John, Sarah and Derek; Cameron has become a liability and Sarah must deal…

Jesse has a flashback to a mission aboard her submarine, the Jimmy Carter. John and Sarah make plans to leave their house.

While fighting to stay alive, Sarah is guided by the image of John’s father. Weaver’s attempt to protect John Henry has deadly consequences.

Sarah turns to a UFO convention for answers about the “three dots,” more details about Riley’s mission are revealed, and Ellison begins working with Catherine Weaver’s AI prototype, “John Henry.”

Sarah’s preoccupation with the three dots takes her to a place she believes Andy Goode’s Turk is being held. Meanwhile, Jesse’s plans have come complications and Weaver makes an important…

Sarah finds that the strange dreams she’s been having while she sleeps are slowly beginning to creep into her waking life, but she has no idea what the dreams mean…

Cromartie kidnaps Sarah and races to Mexico to find John. When Derek, Cameron and Ellison discover what has happened, they come to their defense, which leads to one final deadly…

The Connors find themselves on high alert and in odd company after their house is robbed. A Terminator terrorizes Ellison, while another gets dangerously close to John Connor. Derek and…

Derek and Sarah must outwit Cromartie after he kidnaps Charley’s wife, and they must weigh the consequences in rescuing her. Meanwhile, John finds himself unable to choose between Cameron and…

After the Jeep explosion, John’s 16th birthday makes him confront the fact that he’s destined to be alone. Meanwhile, after Cromartie’s massacre, Agent Ellison must face off against both the…

Eric Matheson (Garret Dillahunt) is determined to prove that he didn’t murder his wife. Torres is assigned to investigate the murder, and goes to the house of the victim’s sister….

While Mac dines at his local breakfast spot, a gunman opens fire, leaving a waitress critically injured and a man dead, and Mac having to choose whether to chase after…

The group faces a threat when they discover a new refugee is a spy working for Sentinel Services; Reed visits his estranged father and learns secrets that could prove useful.

Eclipse’s ex-lover returns; Reed and Sage find alarming information about Lauren’s new friend; Thunderbird helps Blink open up about her past; Jace approves a special surveillance program.

Thunderbird coordinates a mission to discover what Sentinel Services had done to an old friend of his and Lauren encounters a new friend with useful powers.

In an effort to reunite with one another, Reed cuts a deal with the Sentinel Services and Caitlin and the kids seek help from someone outside the compound. Meanwhile, Thunderbird…

After exerting her powers beyond their limits, Blink goes into a state of shock, forcing Caitlin and Eclipse to go on a mission to find a special serum that will…

Shulman & Associates is buzzing with drama! As Mindy adjusts to married life with Ben, Jeremy tries to take things to the next level with Anna, while Tamra makes a…

Peter thinks he’s in for it when Elizabeth shows up at the office with her friend Dana in tow. But Peter isn’t the one in trouble this time; it’s Dana’s…