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Season guide

24: Season 4

24 episodes Premiered Jan 9, 2005 Updated Sep 18, 2026

Season 4 of the television series 24 is the fourth installment in the ongoing narrative of the show. The season maintains the series’ continuity by extending the overarching saga that has been established in earlier installments. Consisting of twenty‑four episodes, the season follows the same structural approach as its predecessors, presenting a sequential progression of events that together form a complete story arc

Previously on 24

Season 4 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • Season 4 is the fourth installment of the television series 24.
  • The season continues the overarching saga of the series.
  • It consists of twenty‑four episodes.
  • It follows directly from the narrative established in previous seasons.

Season overview

Season 4 of the television series 24 is the fourth installment in the ongoing narrative of the show. The season maintains the series’ continuity by extending the overarching saga that has been established in earlier installments. Consisting of twenty‑four episodes, the season follows the same structural approach as its predecessors, presenting a sequential progression of events that together form a complete story arc. As a direct continuation, it builds upon plotlines and character developments introduced in previous seasons, advancing the larger storyline without deviating from the established format. The episode count aligns with the series’ tradition of depicting a full 24‑hour period, reinforcing the real‑time pacing that defines the franchise. Throughout the season, the narrative remains focused on the central themes and conflicts that have driven the series, ensuring that viewers experience a seamless extension of the established world and its ongoing challenges.

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Season 4 Episodes

Episode Guide

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Season 4 Progress Shield

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Binge Efficiency Engine

Season 4: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

21%
79%
Mytharc (5): Crucial lore & season climaxes
Core (19): Character development & subplots
Side Quest (0): Standalone / filler
S4·E1 Mytharc

Day 4: 7:00 A.M.-8:00 A.M.

Jan 9, 2005

Eighteen months have elapsed since the conclusion of Day 3. A commuter train bound for Los Angeles explodes. A man steals a suitcase from a passenger in the wreckage and then kills

S4·E2 Core

Day 4: 8:00 A.M.-9:00 A.M.

Jan 9, 2005

Jack pushes Driscoll to reinstate him in the wake of Heller's kidnapping. He finds himself working as a subordinate when the Field Ops team goes to pick up Andrew. Behrooz finds h

S4·E3 Core

Day 4: 9:00 A.M.-10:00 A.M.

Jan 10, 2005

Jack tracks Kalil with Chloe's aid, but is forced to watch helplessly as Andrew is tortured for information. Behrooz pleads with his parents when they order him to bring Debbie to

S4·E4 Core

Day 4: 10:00 A.M.-11:00 A.M.

Jan 10, 2005

Jack acts as a bandit and takes hostages to buy Chloe more time to get satellite surveillance. Meanwhile, Chloe must confide in Edgar for help when Driscoll becomes suspicious. Beh

S4·E5 Core

Day 4: 11:00 A.M.-12:00 P.M.

Jan 17, 2005

Jack and Driscoll agree to work together when the police make a critical error in dealing with Kalil. Heller and Audrey take drastic action in the hopes of avoiding the impending

S4·E6 Mytharc

Day 4: 12:00 P.M.-1:00 P.M.

Jan 24, 2005

Jack initiates a fierce gun battle with the terrorists as he races to rescue Heller and Audrey before the military strike begins. Dina questions her own dedication to their cause

S4·E7 Core

Day 4: 1:00 P.M.-2:00 P.M.

Jan 31, 2005

Jack takes Audrey to ID the man she recognized at the compound, but the terrorists get there soon after and pin them down. Jack must call on an old friend to help him escape. Hell

S4·E8 Core

Day 4: 2:00 P.M.-3:00 P.M.

Feb 7, 2005

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 Drisco

S4·E9 Core

Day 4: 3:00 P.M.-4:00 P.M.

Feb 14, 2005

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.

S4·E10 Core

Day 4: 4:00 P.M.-5:00 P.M.

Feb 21, 2005

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 locat

S4·E11 Core

Day 4: 5:00 P.M.-6:00 P.M.

Feb 28, 2005

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 pus

S4·E12 Core

Day 4: 6:00 P.M.-7:00 P.M.

Mar 7, 2005

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

S4·E13 Core

Day 4: 7:00 P.M.-8:00 P.M.

Mar 14, 2005

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.

S4·E14 Core

Day 4: 8:00 P.M.-9:00 P.M.

Mar 21, 2005

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 ca

S4·E15 Core

Day 4: 9:00 P.M.-10:00 P.M.

Mar 28, 2005

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 inter

S4·E16 Core

Day 4: 10:00 P.M.-11:00 P.M.

Apr 4, 2005

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

S4·E17 Core

Day 4: 11:00 P.M.-12:00 A.M.

Apr 11, 2005

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 Marwa

S4·E18 Core

Day 4: 12:00 A.M.-1:00 A.M.

Apr 18, 2005

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 complicat

S4·E19 Mytharc

Day 4: 1:00 A.M.-2:00 A.M.

Apr 25, 2005

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 Marw

S4·E20 Core

Day 4: 2:00 A.M.-3:00 A.M.

May 2, 2005

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

S4·E21 Core

Day 4: 3:00 A.M.-4:00 A.M.

May 9, 2005

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 Pa

S4·E22 Core

Day 4: 4:00 A.M.-5:00 A.M.

May 16, 2005

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

S4·E23 Mytharc

Day 4: 5:00 A.M.-6:00 A.M.

May 23, 2005

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

S4·E24 Mytharc

Day 4: 6:00 A.M.-7:00 A.M.

May 23, 2005

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 a