As Jack and Curtis close in on Marwan's location, Buchanan looks for an alibi when a Chinese representative investigates the raid on the embassy. Logan clashes with Palme ...

Palmer authorizes an extraction mission on the Chinese Embassy in L.A, to be led by Jack and Curtis. The intended target is injured during the raid, and the Chinese Consu ...

Chloe is sent into the field for the first time to look into the report of a woman who claims her boyfriend is part of the conspiracy. Mike Novick calls in Former Preside ...

Jack discovers that Marwan's new objective is to find and activate a nuclear warhead after he realizes pages from the football are missing. Logan's presidency is not off ...

Jack's only hope of keeping the President's nuclear football (a computer containing the codes of America's nuclear facilities) out of Marwan's hands lies in two innocent ...

CTU raids Marwan's headquarters, but somehow allow Marwan to slip through their fingers in the confusion. Jack learns that the trade-off was nothing more than another rus ...

In order to buy more time for Anderson to close in on Air Force One, Marwan calls CTU and tells Michelle that he is willing to trade Jack for Behrooz. Bill Buchanan arriv ...

Jack and Dina's attempt to infiltrate one of Marwan's terrorist cells backfires on them. Michelle orders Chloe back to work when Edgar begins to crack due to emotional pr ...

Jack and Paul enlist civilian help when they must fend off mercenaries from McLennan-Forster. Tony discovers that Michelle is taking over command of CTU. Marwan orders an ...

Jack and Paul Raines visit the corporate headquarters of McLennan-Forster, the defense contractor that employed Marwan. The company executives activate an EMP bomb to des ...

After finding out that Audrey's husband, Paul Raines, may have information about the override, Jack decides it's time for some shock treatment. The lead that Curtis was f ...

Jack races to save Behrooz from his father when the situation turns into a hostage crisis. Dina points Jack and Tony to a safe-house where they find evidence that points ...

Jack and Tony stumble on to Dina and Behrooz's trail after a key suspect has been assassinated. Edgar tries all he can to get his mother out of the fallout zone of the Sa ...

Jack and Audrey hide out with Tony Almeida after escaping from the terrorists and learn the man they are looking for is an employee for McClennan-Forrester. Behrooz takes ...

Jack takes Audrey into the field in order to ID a suspect she recognizes from the compound, but the terrorists learn where they are and pin them down. Jack calls on an ol ...

Jack initiates a fierce gun battle with the terrorists as he races to rescue Audrey and Secretary Heller before the military strike. Dina is shocked to learn that Navi an ...

Jack and Director Driscoll agree to a truce and work together after the police make a mistake in handling the Kalil situation, which means that Jack also has to find a ne ...

Jack creates a faux-hostage crisis in a convenience store trapping Kalil and several innocent bystanders to buy Chloe more time to get the surveillance satellite working ...

Jack continues to trail the suspect but Driscoll is against it. She orders everyone at C.T.U. to locate and capture Jack Bauer and the hostile he is tracking. He calls Ch ...

Secretary Heller and his daughter Audrey Raines have been kidnapped. Jack believes the only chance of finding them lies in intercepting Andrew Paige before the terrorists ...

18 months after being fired Jack Bauer returns to CTU as an Assistant to Secretary of Defense James Heller. CTU nabs a suspect who bombed a train but is unaware that the ...

Jack and Chase corner Saunders' henchman Arthur Rabens in an active public school. Tony faces losing command of CTU and treason charges for saving Michelle. An emotionall ...

Jack and Chase try to track down the location of vials containing the virus. Wayne breaks into Sherry's house to get incriminating evidence as a paranoid Julia Milliken c ...

Jack and Tony clash as they wait for the time of hostage exchange with Saunders. Senator Keeler confronts President Palmer about the Milliken cover-up while Wayne initiat ...

Tony works covertly to find a way to get Jane Saunders out of CTU and deliver her to Saunders before Jack and Chase find him. Senator Keeler receives some damaging inform ...

Jack uses Saunders' daughter as leverage in attempt to control the virus. Palmer maneuvers around a confused and angry press. Michelle awaits the result of a test to see ...

Jack learns that Saunders' has a daughter attending a local LA college and that the only possible match for a bait and switch operation is his daughter Kim. Palmer inform ...

Jack has to comply with another one of Saunders' demands: the death of Regional Director Ryan Chappelle. Michelle discovers that one of the infected hotel patrons got out ...

President Palmer gives into Stephen Saunders's strange demand of placing an seemingly nondescript phrase into a speech in the hopes of delaying another viral outbreak. Mi ...

After the interrogation goes nowhere, Jack and Chase let Amador escape hoping he will lead them to his client's location. Michelle places the hotel under quarantine and m ...

Amador and his people receive orders from their client to release the virus in the Chandler Plaza Hotel. Jack closes in on Amador but it's too late. Michelle and Gael ale ...

Regional Director Chappelle forces Jack to undergo a medical evaluation for his heroin addiction. Tony interrogates Nina Meyers. Julia Milliken confronts Sherry after Ala ...