140 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 140 questions with answers and explanations. Play the quiz
Q 01Who plays counter-terrorist agent Jack Bauer in 24?
Kiefer Sutherland
He is the only actor to appear in all 204 episodes and also served as an executive producer.
Q 02On which US network did 24 originally air?
Fox
The show premiered on November 6, 2001, a week later than planned because of the September 11 attacks.
Q 03What is the name of the fictional agency Jack Bauer works for in the early seasons of 24?
Counter Terrorist Unit
Real agencies with similar names, such as the National Counterterrorism Center, were founded after the show debuted.
Q 04Each season of 24 covers how much in-story time?
A single day
Roughly 17 minutes of every hour is skipped during the commercial breaks.
Q 05Including the limited series Live Another Day, how many episodes of 24 were made in total?
204
That makes it the longest-running American espionage or counterterrorism drama, ahead of Mission: Impossible.
Q 06Who created 24?
Joel Surnow and Robert Cochran
The pair had just finished executive-producing La Femme Nikita on USA Network.
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
The variability of Canadian weather was the reason producers stayed in California.
Q 09The premiere of 24 was delayed a week from October 30 to November 6, 2001 because of what event?
The September 11 attacks
A scene of an exploding commercial airliner shown in the trailer was also cut from the pilot.
Q 10What sound usually accompanies the full-screen digital clock in 24, except after a major death?
A pulsating beep
The rare silent clock is reserved for the death of a major character or another dramatic event.
Q 11How many episodes did Fox initially order for the first season of 24?
13
The mid-season rescue was written so it could double as a series finale if the show was not renewed.
Q 12Season 1 of 24 takes place on the day of which political event?
The California presidential primary
The day begins and ends at midnight Pacific time.
Q 13Which presidential candidate is Jack Bauer trying to protect from assassination in season 1?
David Palmer
Dennis Haysbert's performance was so admired that some credited it with helping Barack Obama's campaign.
Q 21Which 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 22Under which section of the 25th Amendment does Palmer's cabinet remove him in season 2?
4
Vice President James Prescott takes over and continues the military strikes.
Q 23In season 3, what addiction does Jack develop while undercover with the Salazar drug cartel?
Heroin
His colleagues suspect his difficulty quitting is tied to grief over Teri's death.
Which former government agent uses a deadly virus to control President Palmer in season 3?
Q 14Which Serbian war criminal leads the family seeking revenge on Jack and Palmer in season 1?
Victor Drazen
Dennis Hopper played him in five episodes.
Q 15Which mercenary leads the cell that kidnaps Jack's wife and daughter early in season 1?
Ira Gaines
The Drazens had hired him and his men as part of their contingency plan.
Q 16Who is revealed as the mole inside CTU at the end of season 1?
Nina Myers
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 18How many different endings were filmed for the season 1 finale of 24 to keep the outcome secret?
3
The creators had originally planned a happy ending but decided halfway through the season it would be less satisfying.
Q 19Which actress plays Jack's daughter Kim Bauer?
Elisha Cuthbert
Kim was a main cast member for the first three seasons before returning as a guest.
Q 20What threat must Jack stop from going off in Los Angeles in season 2?
A nuclear bomb
The bomb is eventually detonated away from the city and the season pivots to preventing a misdirected war.
Stephen Saunders
One of his demands is the murder of CTU regional director Ryan Chappelle.
Q 25In which season of 24 is Chloe O'Brian introduced?
Third
She went on to appear in 125 episodes, more than anyone except Kiefer Sutherland.
Q 26Who plays CTU analyst Chloe O'Brian?
Mary Lynn Rajskub
Her character was named one of AOL's 100 Most Memorable Female TV Characters.
Q 27At 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 28Which terrorist mastermind is the sole main villain of season 4?
Habib Marwan
His cells bomb a train, melt down nuclear plants and steal the nuclear football in one day.
Q 29Which president is critically injured in a terrorist attack in season 4, elevating his vice president?
John Keeler
Gregory Itzin earned two Emmy nominations for playing Logan.
Q 30Under what alias is Jack working at an oil refinery in Mojave at the start of season 5?
Frank Flynn
Everyone but a handful of friends believes he died at the end of season 4.