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127 free 24 TV Show trivia questions with answers — entertainment quiz, new questions added Aug 2026.
This 24 TV show trivia quiz runs the clock from the November 2001 pilot to Jack Bauer's surrender to the Russians in Live Another Day. The easy questions cover the real-time format, the network, the CTU acronym, the season 1 assassination plot and the death that ended Day 1. Medium questions move through the seasons: the nuclear bomb in Los Angeles, Jack's heroin addiction, Habib Marwan, Frank Flynn, the VX nerve gas, the Chinese prison and the Starkwood conspiracy. The hard and expert questions are for people who have watched all 204 episodes: the pancake house where the show was pitched, the number of alternate finale endings, the pencil factory that became CTU, the Die Hard crossover that never happened and the year season 7 secretly takes place in. Every answer was checked against a reference page and each question carries its citation, so the names, dates and plot points can be trusted. Difficulty is shown on every question, which makes it easy to build a round for a TV quiz night or play the whole thing straight through. When you finish, try our other action and drama series quizzes.
30 of 127 questions with answers and explanations. Play the quiz
Q 01Who plays Jack Bauer in 24?
Kiefer Sutherland
Kiefer Sutherland played Jack Bauer in every episode of 24, the only actor to do so, and won the 2006 Emmy for Outstanding Lead Actor in a Drama Series.
Q 02On which US network did 24 originally air?
Fox
24 premiered on Fox on November 6, 2001, and ran eight seasons on the network through its 2010 finale before returning for Live Another Day in 2014.
Q 03What is the name of the fictional agency Jack Bauer works for in the early seasons of 24?
Counter Terrorist Unit
Jack Bauer works for the Counter Terrorist Unit, or CTU, a fictional Los Angeles agency; the real National Counterterrorism Center was not founded until 2004.
Q 04Each season of 24 covers how much in-story time?
A single day
Each season of 24 covers a single day in 24 real-time episodes of one hour each; roughly 17 minutes of every hour pass during the commercial breaks.
Q 05Including the limited series Live Another Day, how many episodes of 24 were made in total?
204
Eight seasons of 24 episodes plus the 12-episode Live Another Day make 204 episodes of 24 in all, not counting the 2008 TV film 24: Redemption.
Q 06Who created 24?
Joel Surnow and Robert Cochran
Joel Surnow and Robert Cochran created 24 after working together on La Femme Nikita, which ran on USA Network from 1997 to 2001.
Q 07Where did the two creators of 24 first meet to hash out the real-time idea?
An International House of Pancakes
Robert Cochran's first reaction was: "Forget it, that's the worst idea I've ever heard, it will never work and it's too hard."
Q 08Where was 24 originally supposed to be filmed before Los Angeles was chosen?
Toronto
24 was originally going to be filmed in Toronto, but producers settled on Los Angeles because the variability of Canadian weather would have undercut a story set in a single day.
Q 09The premiere of 24 was delayed a week from October 30 to November 6, 2001 because of what event?
The September 11 attacks
Fox pushed the premiere of 24 from October 30 to November 6, 2001, in the wake of the September 11 attacks, which came eight weeks before the show's launch.
Q 10What sound usually accompanies the full-screen digital clock in 24, except after a major death?
A pulsating beep
The full-screen clock in 24 normally ticks with a pulsating beep; the rare silent clock is reserved for a major character's death or another especially solemn moment.
Q 11How many episodes did Fox initially order for the first season of 24?
13
Fox initially ordered 13 episodes of 24, so the mid-season rescue of Teri and Kim Bauer was written to double as a series finale; the remaining 11 episodes were ordered later.
Q 12Season 1 of 24 takes place on the day of which political event?
The California presidential primary
Season 1 of 24 unfolds on the day of the California presidential primary, running from midnight to midnight Pacific time in Los Angeles.
Q 13Which presidential candidate is Jack Bauer trying to protect from assassination in season 1?
David Palmer
Q 21Under which section of the 25th Amendment does Palmer's cabinet remove him in season 2?
4
Section 4 of the 25th Amendment lets the vice president and cabinet declare a president unable to serve; Vice President James Prescott invokes it when Palmer refuses to launch retaliatory strikes.
Q 22In season 3, what addiction does Jack develop while undercover with a drug cartel?
Heroin
Jack develops a heroin addiction to stay credible while undercover with a Mexican drug cartel, and he hides withdrawal symptoms from CTU for much of season 3.
Q 23Which former government agent uses a deadly virus to control President Palmer in season 3?
Stephen Saunders
Stephen Saunders, a former MI6 agent, threatens to release the Cordilla virus unless President Palmer obeys him; he and Jack had served together on the Operation Nightfall mission in Kosovo.
Dennis Haysbert's performance was so admired that some credited it with helping Barack Obama's campaign.
Q 14Which Serbian war criminal leads the family seeking revenge on Jack and Palmer in season 1?
Victor Drazen
Victor Drazen, a Serbian war criminal played by Dennis Hopper, seeks revenge on Jack Bauer and David Palmer for the Operation Nightfall mission that killed his wife and daughter.
Q 15Which mercenary leads the cell that kidnaps Jack's wife and daughter early in season 1?
Ira Gaines
Ira Gaines, played by Michael Massee, runs the mercenary cell that holds Teri and Kim Bauer hostage while forcing Jack to take part in the plot against Palmer.
Q 16In 24's first season, the mole inside CTU working for Victor Drazen is revealed at the end to be whom?
Nina Myers
Nina Myers, Drazen's mole inside CTU, calls Jack to tell him his daughter is dead to lure him into a trap; Jack finally kills her in season 3 to avenge his wife.
Q 17Which character dies in the final moments of the season 1 finale of 24?
Teri Bauer
Three endings were filmed and the DVD includes an alternate one in which she survives.
Q 18Which actress plays Jack's daughter Kim Bauer?
Elisha Cuthbert
Elisha Cuthbert played Kim Bauer as a main cast member for the first three seasons before returning as a guest.
Q 19In 24's second season, Jack Bauer races to stop terrorists using what weapon in Los Angeles?
A nuclear bomb
A nuclear bomb is eventually detonated away from the city, and the season then pivots to preventing a misdirected war.
Q 20Which CTU director is exposed to a lethal dose of radiation in season 2?
George Mason
He flies the bomb into the desert himself in one of the show's most remembered sacrifices.
Q 24In which season of 24 is Chloe O'Brian introduced?
Third
Chloe O'Brian debuted in the third season of 24 in 2003 and remained through Live Another Day in 2014, becoming Jack Bauer's most trusted ally.
Q 25Who plays CTU analyst Chloe O'Brian?
Mary Lynn Rajskub
Mary Lynn Rajskub plays Chloe O'Brian, the CTU analyst who made AOL's list of the 100 Most Memorable Female TV Characters.
Q 26At the start of season 4, Jack is working as a special assistant to which cabinet member?
Secretary of Defense James Heller
He had been fired by CTU because of his heroin addiction.
Q 27Which terrorist mastermind is the sole main villain of season 4?
Habib Marwan
Habib Marwan drives all of season 4, from the kidnapping of Secretary Heller and the San Gabriel Island meltdown to the downing of Air Force One and a stolen nuclear warhead.
Q 28Which president is critically injured in a terrorist attack in season 4, elevating his vice president?
John Keeler
President John Keeler is critically injured when Air Force One is shot down in season 4, and Vice President Charles Logan, played by two-time Emmy nominee Gregory Itzin, takes office.
Q 29Under what alias is Jack working at an oil refinery in Mojave at the start of season 5?
Frank Flynn
Jack lives as 'Frank Flynn' at a Mojave oil refinery at the start of season 5, since everyone but a handful of friends believes he died at the end of season 4.
Q 30In season 5, which public place is attacked with the stolen Sentox canisters?
A shopping mall
The terrorists release a Sentox canister inside a shopping mall, Sunrise Hills, in season 5; Jack reaches the ventilation system in time to limit the deaths.