Seasons & episodes
S4 · E8Day 4: 2:00 P.M.-3:00 P.M. 2005-02-07 · 44 min
Jack and Audrey hide out with an embittered Tony as Audrey makes a positive ID of the man from the kidnapping. Marianne successfully diverts suspicion from herself, leading Driscoll to torture the wrong person for information. Behrooz takes Dina to a hospital for medical attention, but the doctor becomes suspicious of her gunshot wound and phones the police.
S4 · E9Day 4: 3:00 P.M.-4:00 P.M. 2005-02-14 · 44 min
Jack and Tony are able to trace Dina's location, but Behrooz slips through their fingers. Dina demands a full pardon for her son in exchange for information on the override device. Edgar wrestles with his emotions when his mother is trapped in the path of the nuclear fall-out. Behrooz turns to his uncle for help, but Navi closes in on him before he can get away.
S4 · E10Day 4: 4:00 P.M.-5:00 P.M. 2005-02-21 · 44 min
Audrey places herself in a compromising position when she and Jack learn of her husband's possible involvement with the terrorists. Marianne offers Curtis information on the location of the override device in exchange for a lighter sentence, but the tables soon turn and Curtis discovers that there's another player in the game. Sarah bargains for a stronger position at CTU, while Tony takes charge of the interrogation of Dina and Behrooz.
S4 · E11Day 4: 5:00 P.M.-6:00 P.M. 2005-02-28 · 44 min
Jack and Curtis finally learn the location of the override device. They try to trap the architect of the terrorist strike before the remaining nuclear plants go critical. Tony pushes Dina to reveal more of her knowledge of Marwan, while Driscoll faces another personal crisis with her daughter.
S4 · E12Day 4: 6:00 P.M.-7:00 P.M. 2005-03-07 · 44 min
Jack and Paul visit the defense contractor who employed Marwan, but the company executives put their own interests ahead of CTU's and take major steps to destroy evidence. After a grief-stricken Driscoll relinquishes her command, Heller appoints Tony as interim director to oversee the latest crisis.
S4 · E13Day 4: 7:00 P.M.-8:00 P.M. 2005-03-14 · 44 min
Jack and Paul enlist civilian help when they must fight off soldiers sent to kill them by McLennan-Forster. Tensions flair between Tony and Michelle as she assumes command of CTU. Sarah tests Michelle's authority by giving her an ultimatum. Audrey reevaluates her feelings for Jack, while Marwan sets the next phase of his plan in motion.
S4 · E14Day 4: 8:00 P.M.-9:00 P.M. 2005-03-21 · 44 min
Jack learns the identity of a man who may be able to lead him to Marwan. He forces Dina to help him in a mock hostage situation that will get him close to the suspect. Michelle calls on Chloe for help when Edgar begins to crack under pressure. Meanwhile, Audrey stands by as a gravely wounded Paul is taken into surgery. Marwan's plan continues as his henchman uses an unwilling pilot to gain access to an airfield.
S4 · E15Day 4: 9:00 P.M.-10:00 P.M. 2005-03-28 · 44 min
Marwan decides to trade Jack for Behrooz in hopes of distracting CTU from his real objective. Tony and Michelle weigh the consequences of the trade, while Curtis reluctantly interrogates Behrooz in order to learn more about Marwan.
S4 · E16Day 4: 10:00 P.M.-11:00 P.M. 2005-04-04 · 44 min
CTU raids Marwan's hideout, but he manages to slip through their fingers. Luckily, Jack locates a lead that may help him identify Marwan's next target. Tony becomes suspicious of Michelle's personal life, while Audrey reunites with Paul and learns the extent of his injuries. Anderson closes in on his quarry, as President Keeler searches for words that will comfort the American public.
S4 · E17Day 4: 11:00 P.M.-12:00 A.M. 2005-04-11 · 44 min
Mike pushes for the Vice-President to be sworn into office as the White House waits for news of Keeler's fate. Two innocent bystanders are dragged into the fight as Jack and Marwan both pursue a briefcase that contains the launch codes for America's nuclear arsenal.
S4 · E18Day 4: 12:00 A.M.-1:00 A.M. 2005-04-18 · 44 min
Curtis brings in a suspect who has critical information about Marwan's next strike. Michelle orders Curtis to use harsh methods to interrogate the suspect, but things get complicated when Marwan sends a lawyer to defend his rights. Logan's advisors begin to worry as he continues to exhibit fear in the face of the ongoing terrorist threat.
S4 · E19Day 4: 1:00 A.M.-2:00 A.M. 2005-04-25 · 44 min
Chloe is unexpectedly thrust into fieldwork when a woman reports that her boyfriend may be part of the terrorist conspiracy. Jack and Curtis find their latest efforts to trap Marwan thwarted by the Secret Service, who have orders to arrest Jack for insubordination. Mike calls on ex-President David Palmer for help as Logan continues to display a lack of leadership.
S4 · E20Day 4: 2:00 A.M.-3:00 A.M. 2005-05-02 · 44 min
After Logan authorizes Palmer to take charge of the crisis, Palmer sanctions Jack and Curtis to infiltrate the Chinese Embassy on a covert operation to capture a suspect. Tony and Michelle continue to bump into each other's personal lives, while Buchanan expresses anger at being kept out of the mission. Jack faces Audrey's wrath when a medical dilemma places Paul's life in jeopardy.
S4 · E21Day 4: 3:00 A.M.-4:00 A.M. 2005-05-09 · 45 min
CTU scrambles to forge an alibi when a Chinese representative produces evidence of American involvement in the raid on their embassy. Audrey gives Jack the cold shoulder, while Palmer and Logan clash over the consequences of Palmer's decisions. Jack and Curtis close in on Marwan as the countdown for the missile launch moves ahead.
S4 · E22Day 4: 4:00 A.M.-5:00 A.M. 2005-05-16 · 44 min
Jack finds that his efforts to bargain with Marwan for the location of the missile strike are futile. Heller pushes his son for information when CTU discovers that he may have had contact with Marwan before the attacks. Logan finds himself in the middle of a power struggle between Palmer and the ambitious Speaker of the House. Tony and Michelle explore their rekindled passion for each other, but their hopes for the future may be short-lived when a familiar player enters the game and takes a hostage.
S4 · E23Day 4: 5:00 A.M.-6:00 A.M. 2005-05-23 · 44 min
Mandy uses Tony as leverage to try to force Michelle to aid in her escape. A Chinese security operative captures and interrogates one of the CTU agents involved in the raid on the embassy. Palmer and Logan argue over the option of evacuating all major cities that may be targets for the missile.
S4 · E24Day 4: 6:00 A.M.-7:00 A.M. 2005-05-23 · 44 min
As the missile speeds toward its destination, Mandy cuts a deal with Jack and the President to give up Marwan's location in exchange for a full pardon on all of her crimes. Tony and Michelle share a happy reunion, but Jack finds his relationship with Audrey shattered as she makes her feelings known. Logan's advisor suggests a drastic course of action when the Chinese government demands that Jack be handed over to them for trial. Palmer tries desperately to warn Jack of the danger against him. Jack's life changes forever as Tony, Michelle and Chloe help him to evade the trap set for him by Secret Service.
S5 · E1Day 5: 7:00 A.M.-8:00 A.M. 2006-01-15 · 45 min
The Russian and US Presidents are set to sign an anti-terror treaty when assassinations rock Los Angeles, a call from a distressed Chloe forces Jack into action and President Logan's wife believes there may be a conspiracy.
S5 · E2Day 5: 8:00 A.M.-9:00 A.M. 2006-01-15 · 45 min
Jack and Chloe infiltrate Wayne Palmer's penthouse where David Palmer was assassinated, in the hopes of finding a clue to his murder. Jack convinces Wayne to cooperate and finds some information in Palmer's memoirs that leads him to the airport where the Russian president is about to land. CTU and Secret Service attempt to capture Jack, but they only find Chloe as Jack and Derek slip through their grasp. Martha tries to convince her husband that she received an important phone call from Palmer the night before his death, but a tape of their conversation seems to contradict her claims. Jack goes to the airport to find a lead, but a group of renegade Russian terrorists take hostages, including Derek, before he can act.
S5 · E3Day 5: 9:00 A.M.-10:00 A.M. 2006-01-16 · 45 min
Jack conceals himself inside the airport hanger and surveys the Russian separatists, feeding information to Curtis and his assault team. The terrorists begin executing hostages in an attempt to make Logan cave into their demands. Martha discovers that all traces of her conversation with Palmer may not have been erased.
S5 · E4Day 5: 10:00 A.M.-11:00 A.M. 2006-01-16 · 45 min
Jack is captured by the terrorists, who use Derek as leverage to force him to compromise CTU's assault operation. Logan refuses to give into the terrorist demands as the time of the co-signing of the treaty draws near. Martha tries to tell her husband of the evidence she uncovered about her phone call with Palmer, but Walt interferes with her efforts. A new representative from District arrives at CTU and begins to undermine Buchanan's authority.
S5 · E5Day 5: 11:00 A.M.-12:00 P.M. 2006-01-23 · 45 min
Jack returns to CTU and has an emotional reunion with Audrey, while Curtis tracks the Russians and the stolen nerve gas. Walt sends in a hit man to silence Jack. Chloe discovers that Spencer has his own agenda at CTU. Walt convinces Logan to have Martha institutionalized when she tells them of the attack on her.
S5 · E6Day 5: 12:00 P.M.-1:00 P.M. 2006-01-30 · 45 min
Jack contacts Mike and asks for a secret meeting in hopes of gathering evidence against Walt. Martha begs Aaron for help, while a desperate Walt tries to force Logan to aid him in his complicity with the terrorists. Buchanan butts heads with Lynn over a decision to violate the president's orders, while the Russians attempt to escape with the nerve gas.
S5 · E7Day 5: 1:00 P.M.-2:00 P.M. 2006-02-06 · 45 min
Jack tracks down a man who has a connection to the terrorists. Logan is forced to grant him immunity in exchange for information on their whereabouts. Mike and Martha argue over Logan's public response to Walt's involvement with the Russians. Lynn is drawn away from his post by a personal crisis as the terrorists come closer to striking against the U.S.