
A title card that precedes each "Previously on 24" segment.
The following is a list of people and things that had their names in the Previously on 24 segment of the show, and how many times they were featured per season. Each season has around 100 title cards in total. Jack Bauer has been featured the most of any character, at 189 times (he was in all but six of the segments, including those of Live Another Day).
Each season has an individual page which lists the people or things featured in the Previously on 24 segment per episode.
Season 1[]

Jack Bauer during the Previously section for Season 1.

David Palmer is introduced as Senator during Season 1.
The following people were featured in the "Previously on 24" segment during Season 1. For a complete summary of events shown, see Previously on 24/Season 1.
- Jack Bauer - All 23
- Senator David Palmer - All 23
- Teri Bauer - 15
- Kim Bauer - 13
- Ira Gaines - 7
- Andre Drazen - 4
- Nina Myers - 4
- Victor Drazen - 3
- Alexis Drazen - 2
- Jamey Farrell - 2
- Mandy - 2
- Janet York - 1
Season 2[]

Jack Bauer during the Previously section for Season 2.

When President David Palmer is temporarily removed from office, he is simply referred to as David Palmer in the Previously section for Season 2.
The following people were featured in the "Previously on 24" segment during Season 2. For a complete summary of events shown, see Previously on 24/Season 2.
- Jack Bauer - All 23
- (President) David Palmer - All 23
- Kim Bauer - 21
- Kate Warner - 11
- Tony Almeida - 7
- George Mason - 6
- Marie Warner - 5
- Michelle Dessler - 1
- Mike Novick - 1
- Sherry Palmer - 1
- Vice President Jim Prescott - 1
Season 3[]

Jack Bauer during the Previously section for Season 3.

Stephen Saunders' name was revealed first in the Previously sections for Season 3 before it was given on the show.
The following people or groups were featured in the "Previously on 24" segment during Season 3. For a complete summary of events shown, see Previously on 24/Season 3.
- Jack Bauer - All 23
- President David Palmer - All 23
- Counter Terrorist Unit - 14
- Tony Almeida - 6, Michelle Dessler - 5, Kim Bauer - 2, Ryan Chappelle - 2
- Kim Bauer - 7
- Tony Almeida - 5
- Chase Edmunds - 5
- Kyle Singer - 5
- Michael Amador - 4
- Michelle Dessler - 3
- Stephen Saunders - 3
- Nina Myers - 2
- Hector Salazar - 2
- Ryan Chappelle - 1
- Sherry Palmer - 1
- Jane Saunders - 1
Season 4[]

Jack Bauer during the Previously section for Season 4.

Counter Terrorist Unit is also featured prominently in the Previously section for Season 4.
The following people or groups were featured in the "Previously on 24" segment during Season 4. For a complete summary of events shown, see Previously on 24/Season 4.
- Jack Bauer - All 23
- Counter Terrorist Unit - 21
- Erin Driscoll - 5, Chloe O'Brian - 5, Tony Almeida - 2, Bill Buchanan - 2, Michelle Dessler - 2, Curtis Manning - 2, Sarah Gavin - 1, Audrey Raines - 1, Edgar Stiles - 1
- The Araz Family - 9
- Behrooz Araz - 6, Navi Araz - 3
- Secretary of Defense James Heller - 8
- Habib Marwan - 8
- Vice President/President Charles Logan - 6
- Audrey Raines - 4
- Paul Raines - 3
- Mitch Anderson - 2
- Erin Driscoll - 2
- Marianne Taylor - 2
- Cheng Zhi - 1
- Michelle Dessler - 1
- Richard Heller - 1
- McLennen-Forster - 1
- Gene McLennen - 1
- Chloe O'Brian - 1
- Andrew Paige - 1
- President David Palmer - 1
Season 5[]

Jack Bauer during the Previously section for Season 5.

Aaron Pierce appeared on the Previously on 24 segment for the first time, in Season 5.
The following people or groups were featured in the "Previously on 24" segment during Season 5. For a complete summary of events shown, see Previously on 24/Season 5.
- Jack Bauer - All 23
- Counter Terrorist Unit - 17
- Bill Buchanan - 6, Karen Hayes - 4, Curtis Manning - 3, Lynn McGill - 2, Chloe O'Brian - 2, Audrey Raines - 2, Jack Bauer - 1, Collette Stenger - 1, Spenser Wolff - 1
- President Charles Logan - 17
- Vladimir Bierko - 9
- Martha Logan - 5
- Christopher Henderson - 3
- Walt Cummings - 2
- Ivan Erwich - 2
- Lynn McGill - 2
- Chloe O'Brian - 2
- Wayne Palmer - 2
- Tony Almeida - 1
- Kim Bauer - 1
- Vice President Hal Gardner - 1
- James Heller - 1
- David Palmer - 1
- Aaron Pierce - 1
- Spenser Wolff - 1
Season 6[]

Jack Bauer during the Previously section for Season 6.

Charles Logan is one of 3 characters to have three different titles in the Previously sections: Vice President for Season 4, President for Season 4 and 5 and Former President for Season 6.
The following people or groups were featured in the "Previously on 24" segment during Season 6. For a complete summary of events shown, see Previously on 24/Season 6.
- Jack Bauer - All 23
- Vice President Noah Daniels - 10
- President Wayne Palmer - 9
- Counter Terrorist Unit - 8
- Bill Buchanan - 4, Chloe O'Brian - 2, Milo Pressman - 1, Nadia Yassir - 1
- Abu Fayed - 7
- Dmitri Gredenko - 6
- Tom Lennox - 6
- Walid Al-Rezani - 4
- Phillip Bauer - 4
- Cheng Zhi - 4
- Hamri Al-Assad - 3
- Ahmed Amar - 3
- Mike Doyle - 3
- Karen Hayes - 3
- Chloe O'Brian - 3
- Morris O'Brian - 3
- Graem Bauer - 2
- Josh Bauer - 2
- Darren McCarthy - 2
- Lisa Miller - 2
- Audrey Raines - 2
- Former President Charles Logan - 1
- Sandra Palmer - 1
- Nadia Yassir - 1
Season 7[]

Jack Bauer during the Previously recap during Season 7.
The episode "4:00am-5:00am" featured the first ever Previously section that did not include Jack Bauer.

Iké Dubaku's name was sometimes given an accent and sometimes not during the Previously section.
The following people or groups were featured in the "Previously on 24" segment during Season 7. For a complete summary of events shown, see Previously on 24/Season 7.
- Jack Bauer - 22
- President Allison Taylor - 16
- FBI Agent Renee Walker - 12
- Tony Almeida - 10
- Colonel Iké Dubaku - 7
- Jonas Hodges - 7
- Henry Taylor - 7
- Kim Bauer - 4
- Olivia Taylor - 4
- Bill Buchanan - 3
- The FBI - 2
- Renee Walker - 2, Jack Bauer - 1, Larry Moss - 1
- General Benjamin Juma - 2
- Ethan Kanin - 2
- Prime Minister Ule Matobo - 2
- Larry Moss - 2
- Alan Wilson - 2
- Marika Donoso - 1
- David Emerson - 1
- Vice President Mitchell Hayworth - 1
- Senator Blaine Mayer - 1
- Samantha Roth - 1
- Alan Tanner - 1
Season 8[]

Jack Bauer during the Previously recap during Season 8.

In "5:00pm-6:00pm," both Brian Hastings and CTU New York were featured in the same title card, but separately in all other episodes.
The following people or groups were featured in the "Previously on 24" segment during Season 8. For a complete summary of events shown, see Previously on 24/Season 8.
- Jack Bauer - All 23
- Dana Walsh - 14
- President Allison Taylor - 13
- President Omar Hassan - 9
- Renee Walker - 6
- Chloe O'Brian - 5
- Sergei Bazhaev - 5
- CTU New York - 4
- Brian Hastings - 3, Chloe O'Brian - 2, Arlo Glass - 1
- Farhad Hassan - 4
- Kayla Hassan - 4
- Samir Mehran - 4
- President Charles Logan - 4
- Jason Pillar - 3
- Brian Hastings - 2
- Cole Ortiz - 2
- CTU NY: Brian Hastings - 1
- Davros - 1
- Dalia Hassan - 1
- Ethan Kanin - 1
- Mikhail Novakovich - 1
- Meredith Reed - 1
- Russian President Yuri Suvarov - 1
- Rob Weiss - 1
Live Another Day[]

Jack Bauer during the Previously recap during Live Another Day. Normally appearing in every recap, in this season he only appears in 6, coming in third place for number of appearances.

The new "Previously on 24" title card. The logo and effects were redesigned for this season
The following people or groups were featured in the "Previously on 24" segment during 24: Live Another Day. For a complete summary of events shown, see Previously on 24/Live Another Day.
- Chief of Staff Mark Boudreau - 10
- CIA Head of Station Steve Navarro - 7
- Jack Bauer - 6
- Margot Al-Harazi - 5
- Audrey Boudreau - 5
- Agent Kate Morgan - 5
- Simone Al-Harazi - 4
- Chloe O'Brian - 4
- U.S. President James Heller - 3
- Open Cell - 2
- 1st Lieutenant Chris Tanner - 2
- Cheng Zhi - 2
- Adrian Cross - 1
- CIA Comms Chief Jordan Reed - 1
- Acting CIA Station Chief Erik Ritter - 1
- Naveed Shabazz - 1
- Derrick Yates - 1
Legacy[]

Eric Carter's first Previously recap during Legacy included the title of "Decorated Army Ranger".

Tony Almeida was featured in his first "Previously on 24" segment since Season 7.
The following people or groups were featured in the "Previously on 24" segment during 24: Legacy. For a complete summary of events shown, see Previously on 24/Legacy.
- (Decorated Army Ranger) Eric Carter - All 11
- (Former CTU Director) Rebecca Ingram - 7
- Nicole Carter - 6
- Senator John Donovan - 6
- Tony Almeida - 4
- Jadalla Bin-Khalid - 4
- Amira Dudayev - 4
- Ben Grimes - 4
- Andy Shalowitz - 4
- Asim Naseri - 3
- Henry Donovan - 2
- Ibrahim Bin-Khalid - 1
- Isaac Carter - 1
- Khasan Dudayev - 1
- Nilaa Mizrani - 1
- (Director of National Intelligence) Donald Simms - 1
Multiple seasons[]
The following people or groups were featured in the "Previously on 24" segment during multiple seasons.
- Jack Bauer - 189
- David Palmer - 71
- Counter Terrorist Unit - 60
- Kim Bauer - 46
- President Allison Taylor - 29
- Charles Logan - 28
- Tony Almeida - 27
- Renee Walker - 18
- Chloe O'Brian - 15
- James Heller - 12
- Audrey Boudreau - 11
- Wayne Palmer - 11
- Cheng Zhi - 7
- Nina Myers - 6
- Michelle Dessler - 5
- Ethan Kanin - 3
- Sherry Palmer - 2