Late Night with Conan O'Brien is an American late-night talk show hosted by Conan O'Brien that aired 2,725 episodes on NBC between 1993 and 2009. The show featured varied comedic material, celebrity interviews, and musical and comedy performances. The second incarnation of NBC's Late Night franchise, O'Brien's debuted in 1993 after David Letterman, who hosted the first incarnation of Late Night, moved to CBS to host Late Show opposite The Tonight Show. In 2004, as part of a deal to secure a new contract, NBC announced that O'Brien would leave Late Night in 2009 to succeed Jay Leno as the host of The Tonight Show. Jimmy Fallon began hosting his version of Late Night on March 2, 2009.
Late Night with Conan O'Brien (Season 14)
Julianne Moore, Aries Spears, Godsmack (Episode 1)
Air date: 2006-09-05
David Duchovny, Greg Behrendt, OK Go (Episode 2)
Air date: 2006-09-06
Kiefer Sutherland, Joely Fisher, Ben Harper (Episode 3)
Air date: 2006-09-07
Alan Alda, Sophia Bush, Citizen Cope (Episode 4)
Air date: 2006-09-08
Zach Braff, Artie Lange, John Mayer (Episode 5)
Air date: 2006-09-12
Ashton Kutcher, Tracy Morgan, John Mayer (Episode 6)
Air date: 2006-09-13
Dwayne "The Rock" Johnson, Al Franken, air guitar expert Björn Türoque (Episode 7)
Air date: 2006-09-14
Matthew Perry, Xzibit, The Rapture (Episode 8)
Air date: 2006-09-15
Gisele Bundchen, Jim Cramer, Madeleine Peyroux (Episode 9)
Air date: 2006-09-18
Johnny Knoxville, Caroline Rhea, Bonnie "Prince" Billy (Episode 10)
Air date: 2006-09-19
Overview: Johnny Knoxville, Caroline Rhea Musical Guest: Bonnie "Prince" Billy
Bob Newhart, Elle Macpherson, Jimmy Carr (Episode 11)
Air date: 2006-09-20
Jennifer Love Hewitt, John Krasinski, Ben Kweller (Episode 12)
Air date: 2006-09-21
Jason Lee, Bridget Moynahan, Chingy (Episode 13)
Air date: 2006-09-22
Marcia Cross, David Gregory, Sam Moore (Episode 14)
Air date: 2006-09-25
Christopher Walken, Michael Clarke Duncan, Scissor Sisters (Episode 15)
Air date: 2006-09-26
Billy Bob Thornton, Mr. T, The Wreckers (Episode 16)
Air date: 2006-09-27
John Stamos, Amy Poehler, Nigella Lawson (Episode 17)
Air date: 2006-09-28
Bob Costas, David Cross, Phoenix (Episode 18)
Air date: 2006-09-29
Dennis Miller, Rachael Ray, Evanescence (Episode 19)
Air date: 2006-10-02
Martin Scorsese, Harland Williams, The Decemberists (Episode 20)
Air date: 2006-10-03
Brian Williams, Scott Wolf, Larry Miller (Episode 21)
Air date: 2006-10-04
Jaime Pressly, Jerome Bettis, Jerry Lee Lewis (Episode 22)
Air date: 2006-10-05
Alex Trebek, Yunjin Kim, Barenaked Ladies (Episode 23)
Air date: 2006-10-06
John Lithgow, Lewis Black, Gomez (Episode 24)
Air date: 2006-10-09
Alec Baldwin, John Cena, Demetri Martin (Episode 25)
Air date: 2006-10-10
Overview: Alec Baldwin, John Cena, Demetri Martin is an episode from the talk show Late Night with Conan O'Brien: which aired on October 10th, 2006.
Sarah Michelle Gellar, Bob Saget, Robert Randolph & The Family Band (Episode 26)
Air date: 2006-10-11
Helen Mirren, Jim Gaffigan, Basement Jaxx (Episode 27)
Air date: 2006-10-12
Jason Schwartzman, Arielle Kebbel, Jenny Lewis (Episode 28)
Air date: 2006-10-13
Overview: Jason Schwartzman, Arielle Kebbel Musical guest: Jenny Lewis.
Regis Philbin, Alessandra Ambrosio, Dierks Bentley (Episode 29)
Air date: 2006-10-16
Tina Fey, Steven Wright, Barbara Stewart (Episode 30)
Air date: 2006-10-17
Kirsten Dunst, Harry Shearer, Corinne Bailey Rae (Episode 31)
Air date: 2006-10-18
Nathan Lane, Jason Sudeikis, Ben Folds (Episode 32)
Air date: 2006-10-19
Diddy, Joe Buck, Frank Black (Episode 33)
Air date: 2006-10-20
Charles Barkley, Kristin Chenoweth, Cat Power (Episode 34)
Air date: 2006-10-30
The Skeleton Show (Episode 35)
Air date: 2006-10-31
Borat, Jack McBrayer, Mastodon (Episode 36)
Air date: 2006-11-01
John Leguizamo, Arden Myrin, Los Abandoned (Episode 37)
Air date: 2006-11-02
Darrell Hammond, Jesse Bradford, Prof. Kevin Warwick (Episode 38)
Air date: 2006-11-03
Russell Crowe, Jorge Garcia, Dean Karnazes (Episode 39)
Air date: 2006-11-06
Will Ferrell, Tom Everett Scott, Death Cab For Cutie (Episode 40)
Air date: 2006-11-08
Howie Mandel, James Lipton, Mat Kearney (Episode 41)
Air date: 2006-11-09
Meredith Vieira, Greg Grunberg, Old Crow Medicine Show (Episode 42)
Air date: 2006-11-10
Barbara Walters, Dax Shepard, Los Lobos (Episode 43)
Air date: 2006-11-13
Robin Williams, Christian Slater, Panic! At The Disco (Episode 44)
Air date: 2006-11-14
Jack Black & Kyle Gass, Joshua Jackson, Tenacious D (Episode 45)
Air date: 2006-11-15
Elijah Wood, Jon Lovitz, Jud Hale (Episode 46)
Air date: 2006-11-16
Martin Short, Flavor Flav, Damien Rice (Episode 47)
Air date: 2006-11-17
Rachel Weisz, Masi Oka, Army of Anyone (Episode 48)
Air date: 2006-11-20
James Spader, Amy Sedaris, Robyn Hitchcock (Episode 49)
Air date: 2006-11-21
Will Arnett, Alyson Hannigan, Billy Talent (Episode 50)
Air date: 2006-11-22
Ethan Hawke, Jim Gaffigan, The Brand New Heavies (Episode 51)
Air date: 2006-11-23
Hugh Jackman, Tiki Barber, Mike Birbiglia (Episode 52)
Air date: 2006-11-24
Matthew Broderick, Lisa Edelstein, Jet (Episode 53)
Air date: 2006-11-27
Jude Law, Kristen Wiig, The Brian Setzer Orchestra (Episode 54)
Air date: 2006-11-28
Martha Stewart, Brian Posehn, My Morning Jacket (Episode 55)
Air date: 2006-11-29
Lucy Liu, Tillie the Canine Artist (Episode 56)
Air date: 2006-11-30
Tom Brokaw, Ed Helms, Sarah McLachlan (Episode 57)
Air date: 2006-12-01
Jennifer Connelly, Jason Segel, Joan Jett and the Blackhearts (Episode 58)
Air date: 2006-12-04
Kevin Nealon, Angela Kinsey, Deftones (Episode 59)
Air date: 2006-12-05
Rob Lowe, Rashida Jones, Drake Bell (Episode 60)
Air date: 2006-12-06
Julianna Margulies, Aries Spears, Mike Lupica (Episode 61)
Air date: 2006-12-07
Chazz Palminteri, Seth Meyers, TV On The Radio (Episode 62)
Air date: 2006-12-08
Cameron Diaz, Dennis Haysbert, Dashboard Confessional (Episode 63)
Air date: 2006-12-11
Ricky Gervais, Steven R. Schirripa, The Matt Savage Trio (Episode 64)
Air date: 2006-12-12
Jeremy Irons, Terry Crews, Aimee Mann (Episode 65)
Air date: 2006-12-13
Howard Stern, Jim Gaffigan (Episode 66)
Air date: 2006-12-14
Sylvester Stallone, Carla Gugino, Matt Mays & El Torpedo (Episode 67)
Air date: 2006-12-15
Patricia Heaton, Jason Ritter, Tony Bennett (Episode 68)
Air date: 2006-12-18
Ben Stiller, Ving Rhames, Joshua Bell (Episode 69)
Air date: 2006-12-19
Andy Samberg, Stuart Scott, Sean Lennon (Episode 70)
Air date: 2006-12-20
Ewan McGregor, Manny Puig, Jordana Spiro (Episode 71)
Air date: 2006-12-21
Carson Daly, Michelle Trachtenberg, Nellie McKay (Episode 72)
Air date: 2006-12-22
LL Cool J, Abigail Breslin, Gov't Mule (Episode 73)
Air date: 2007-01-02
Placido Domingo, Patton Oswalt, moe. (Episode 74)
Air date: 2007-01-03
Jarod Miller, Dulé Hill, Louis C.K. (Episode 75)
Air date: 2007-01-04
Cedric the Entertainer, Orlando Jones, John Pizzarelli (Episode 76)
Air date: 2007-01-05
Matt Lauer, America Ferrera, Little Big Town (Episode 77)
Air date: 2007-01-08
Donald Trump, Meagan Good, Ron Sexsmith (Episode 78)
Air date: 2007-01-09
David Arquette, Lonny Ross, Chuck "The Iceman" Liddell (Episode 79)
Air date: 2007-01-10
Hilary Swank, Artie Lange, The Black Keys (Episode 80)
Air date: 2007-01-11
Kiefer Sutherland, Jill Hennessy, Gym Class Heroes (Episode 81)
Air date: 2007-01-12
Tracy Morgan, Jim Gaffigan, Sparta (Episode 82)
Air date: 2007-01-16
Brian Williams, Dominic Purcell, Dana Gould (Episode 83)
Air date: 2007-01-17
Megan Mullally, Colin Hanks, Annuals (Episode 84)
Air date: 2007-01-18
Liam Neeson, Ali Larter, Brand New (Episode 85)
Air date: 2007-01-19
Brad Garrett, Sarah Silverman, Peter Bjorn And John (Episode 86)
Air date: 2007-01-29
Kristin Davis, Bob Saget, Paolo Nutini (Episode 87)
Air date: 2007-01-30
Sienna Miller, Goran Visnjic, Paul Weller (Episode 88)
Air date: 2007-01-31
Serena Williams, Donal Logue, Kevin Brennan (Episode 89)
Air date: 2007-02-01
Charlize Theron, Bill Hader, Stars of Track and Field (Episode 90)
Air date: 2007-02-02
Kristin Chenoweth, Mindy Kaling, The Slip (Episode 91)
Air date: 2007-02-05
Dr. Phil McGraw, Emily Deschanel, Calexico (Episode 92)
Air date: 2007-02-06
Cuba Gooding Jr., Joy Behar, Jonathan Katz (Episode 93)
Air date: 2007-02-07
Bob Costas, Ashley Tisdale, Josh Groban (Episode 94)
Air date: 2007-02-08
Dylan McDermott, Michael Urie, Lamb of God (Episode 95)
Air date: 2007-02-09
Martin Lawrence, Hayden Panettiere, Hinder (Episode 96)
Air date: 2007-02-12
Eva Longoria, Fred Willard, Lily Allen (Episode 97)
Air date: 2007-02-13
Drew Barrymore, Marc Maron, The Apples in Stereo (Episode 98)
Air date: 2007-02-14
Nicolas Cage, Natalie Morales, John Mulaney (Episode 99)
Air date: 2007-02-15
Christina Ricci, Alan Cumming, Joshua Radin (Episode 100)
Air date: 2007-02-16
Sen. Chuck Schumer, Tracee Ellis Ross, The Holmes Brothers (Episode 101)
Air date: 2007-02-19
Heather Graham, Lewis Black, Explosions in the Sky (Episode 102)
Air date: 2007-02-20
Jim Carrey, Al Roker, Jonny Lives! (Episode 103)
Air date: 2007-02-21
Jimmy Fallon, Keith Olbermann, Steven Kaplan (Episode 104)
Air date: 2007-02-22
Billy Bob Thornton, J. Alexander, G. Love (Episode 105)
Air date: 2007-02-23
Jim Gaffigan, Liev Schrieber, Solomon Burke (Episode 106)
Air date: 2007-02-26
Jake Gyllenhaal, Lance Armstrong, Bayside (Episode 107)
Air date: 2007-02-27
Larry King, Izabel Goulart, 'Biscuit Lady' Carol Fay (Episode 108)
Air date: 2007-02-28
Anderson Cooper, Rob Corddry, Son Volt (Episode 109)
Air date: 2007-03-01
Ted Koppel, Tom Cavanagh, Relient K (Episode 110)
Air date: 2007-03-02
David Hyde Pierce, Kate Mara, Dr. Dog (Episode 111)
Air date: 2007-03-12
Chris Rock, Christopher Meloni, Mary Weiss with The Reigning Sound (Episode 112)
Air date: 2007-03-13
Andy Richter, Len Berman, The Shins (Episode 113)
Air date: 2007-03-14
Julia Louis-Dreyfus, Harland Williams, Neil deGrasse Tyson (Episode 114)
Air date: 2007-03-15
Jeff Goldblum, Ivanka Trump, Pete Yorn (Episode 115)
Air date: 2007-03-16
Tom Arnold, Rainn Wilson, Jesse Malin (Episode 116)
Air date: 2007-03-19
Bernie Mac, Chris Hansen, Daughtry (Episode 117)
Air date: 2007-03-20
Don Cheadle, Neil Patrick Harris, Shane Mauss (Episode 118)
Air date: 2007-03-21
Adam Sandler, Sarah Thyre, Lindsey Buckingham (Episode 119)
Air date: 2007-03-22
Liv Tyler, Gerard Butler, The Fratellis (Episode 120)
Air date: 2007-03-23
Quentin Tarantino, Jesse L. Martin, Brian Kiley (Episode 121)
Air date: 2007-04-02
Rosario Dawson, Jason Sudeikis, Martina McBride (Episode 122)
Air date: 2007-04-03
Ice Cube, B.J. Novak, Clap Your Hands Say Yeah (Episode 123)
Air date: 2007-04-04
Diddy, David Gregory, Kaiser Chiefs (Episode 124)
Air date: 2007-04-05
Michael Imperioli, Jim Cramer, Albert Hammond, Jr. (Episode 125)
Air date: 2007-04-06
Jeff Daniels, Zoë Bell, The Alternate Routes (Episode 126)
Air date: 2007-04-09
Martin Short, Cheryl Hines, Cold War Kids (Episode 127)
Air date: 2007-04-10
Tina Fey, Kevin Pollack, Mystery (Episode 128)
Air date: 2007-04-11
Overview: Tonight's guests include Tina Fey, Kevin Pollack and pick-up artist, Mystery.
Molly Shannon, Tiki Barber, Of Montreal (Episode 129)
Air date: 2007-04-12
Ray Liotta, Mary Lynn Rajskub, Joseph Arthur (Episode 130)
Air date: 2007-04-13
Martha Stewart, Rob Huebel, Ian Edwards (Episode 131)
Air date: 2007-04-24
Darrell Hammond, Andrew W.K., Blue October (Episode 132)
Air date: 2007-04-25
Tyra Banks, Masi Oka, Brandi Carlile (Episode 133)
Air date: 2007-04-26
Garry Shandling, Adam Brody, Ricky Skaggs & Bruce Hornsby (Episode 134)
Air date: 2007-04-27
Dana Carvey, Jasper Redd, Arctic Monkeys (Episode 135)
Air date: 2007-04-30
Overview: Conan hosts Late Night in San Francisco with guests Dana Carvey, Jasper Redd, and musical guests Arctic Monkeys
George Lucas, Will Arnett, Chris Isaak (Episode 136)
Air date: 2007-05-01
Robin Williams, The Glide Ensemble (Episode 137)
Air date: 2007-05-02
Overview: Conan hosts the show for the 3rd night in San Francisco with guest Robin Williams.
Randy Jackson, Patton Oswalt, Frisbee Golf National Champion David Feldberg, Bob Weir & RatDog (Episode 138)
Air date: 2007-05-03
Snoop Dogg, Tom Waits (Episode 139)
Air date: 2007-05-04
Amanda Peet, Morgan Spurlock, Secondhand Serenade (Episode 140)
Air date: 2007-05-07
Zach Braff, D. J. Qualls, Jimmy Carr (Episode 141)
Air date: 2007-05-08
Howie Mandel, Criss Angel, Patrick Wolf (Episode 142)
Air date: 2007-05-09
Lindsay Lohan, Larry the Cable Guy, Stephen Marley featuring Damien (Episode 143)
Air date: 2007-05-10
Overview: Lindsay Lohan, Larry the Cable Guy and Stephen Marley featuring Damien "Junior Gong" Marley are guests tonight.
Antonio Banderas, Sarah Chalke, The Avett Brothers (Episode 144)
Air date: 2007-05-11
Overview: Antonio Banderas, Sarah Chalke, The Avett Brothers appear in this episode.
William Shatner, Eric Dane, mtvU's Best Music on Campus Winner (Episode 145)
Air date: 2007-05-14
Tom Selleck, John Stamos, Dan Mintz (Episode 146)
Air date: 2007-05-15
Rebecca Romijn, Donald Faison, Silversun Pickups (Episode 147)
Air date: 2007-05-16
Amy Poehler, Dave Annable, M. Ward (Episode 148)
Air date: 2007-05-17
Luke Wilson, Oscar Nuñez, Blonde Redhead (Episode 149)
Air date: 2007-05-18
Dominic Monaghan, Chris 'Ludacris' Bridges, Rickie Lee Jones (Episode 150)
Air date: 2007-05-21
Amy Sedaris, Lester Holt, Loudon Wainwright III (Episode 151)
Air date: 2007-05-22
America Ferrera, Eddie Izzard, Mark 'Dr. Bugs' Moffett (Episode 152)
Air date: 2007-05-23
Mike Myers, Seth Rogen, The Academy Is... (Episode 153)
Air date: 2007-05-24
Dane Cook, 'Dancing With the Stars' winner Apolo Anton Ohno, Mando Diao (Episode 154)
Air date: 2007-05-25
Paul Rudd, Elisha Cuthbert, Kings of Leon (Episode 155)
Air date: 2007-06-04
Brian Williams, Leslie Mann, Los Straitjackets with Big Sandy (Episode 156)
Air date: 2007-06-05
Debra Messing, Marc Maron, Nelly Furtado (Episode 157)
Air date: 2007-06-06
Marg Helgenberger, Steven R. Schirripa, John Mulaney (Episode 158)
Air date: 2007-06-07
Nicole Richie, Billy Connolly, Crowded House (Episode 159)
Air date: 2007-06-08
Seth Green, Eli Roth, EL-P (Episode 160)
Air date: 2007-06-11
Tim Russert, Ginnifer Goodwin, Feist (Episode 161)
Air date: 2007-06-12
Kevin Dillon, Jim Cramer, Patty Griffin (Episode 162)
Air date: 2007-06-13
Kyra Sedgwick, John Cena, Andrew Bird (Episode 163)
Air date: 2007-06-14
Jessica Alba, Bear Grylls, Paul F. Tompkins (Episode 164)
Air date: 2007-06-15
Overview: Joining Conan today, actress Jessica Alba (Fantastic Four: Rise of the Silver Surfer), author/adventurer Bear Gryllis and comedian Paul F. Tompkins.
Tea Leoni, Tyrese Gibson, The White Stripes (Episode 165)
Air date: 2007-06-18
Steve Carell, Jennifer Esposito, Flight of the Conchords (Episode 166)
Air date: 2007-06-19
Wanda Sykes, Nick Offerman, illusionist Hans Klok with Pamela Anderson (Episode 167)
Air date: 2007-06-20
John Krasinski, Louis CK, The Mooney Suzuki (Episode 168)
Air date: 2006-06-21
Lauren Graham, Steve Zahn, Rooney (Episode 169)
Air date: 2007-06-22
Jarod Miller, Jason Priestley, Dan Naturman (Episode 170)
Air date: 2007-07-09
Denis Leary, Mark Consuelos, Against Me! (Episode 171)
Air date: 2007-07-10
Daniel Radcliffe, Carlos Mencia, Art Brut (Episode 172)
Air date: 2007-07-11
Overview: Daniel Radcliffe, Carlos Mencia, Art Brut are guests in this episode.
Emma Watson, Patton Oswalt, Mark Ronson (Episode 173)
Air date: 2007-07-12
Jason Sudeikis, Janeane Garofalo, They Might Be Giants (Episode 174)
Air date: 2007-07-13
Christopher Walken, Tim Meadows, Nick Lowe (Episode 175)
Air date: 2007-07-16
Jessica Biel, Artie Lange, The Cribs (Episode 176)
Air date: 2007-07-17
Adam Sandler, Vera Farmiga, Pegi Young (Episode 177)
Air date: 2007-07-18
Queen Latifah, Matt Groening, Fountains of Wayne (Episode 178)
Air date: 2007-07-19
Kevin James, Jordana Spiro, Greg Giraldo (Episode 179)
Air date: 2007-07-20
John Leguizamo, James Blake, Marc Broussard (Episode 180)
Air date: 2007-07-30
Andy Samberg, Harry Shearer, Tegan & Sara (Episode 181)
Air date: 2007-07-31
Seth Rogen, Ann Curry, wine expert Gary Vaynerchuk (Episode 182)
Air date: 2007-08-01
Anne Hathaway, Harland Williams, Mavis Staples (Episode 183)
Air date: 2007-08-02
Jackie Chan, Simon Pegg, Just Jack (Episode 184)
Air date: 2007-08-03
Chris Tucker, Tori Spelling, Shiny Toy Guns (Episode 185)
Air date: 2007-08-06
Glenn Close, Michael Cera, Modest Mouse (Episode 186)
Air date: 2007-08-07
Claire Danes, Jonah Hill, Teddy Thompson (Episode 187)
Air date: 2007-08-08
Cuba Gooding, Jr., Jackie Hoffman, Bruce Perry (Episode 188)
Air date: 2007-08-09
Overview: Cuba Gooding, Jr., Jackie Hoffman, Bruce Perry appear in this episode.
Amanda Bynes, Judd Apatow, Straylight Run (Episode 189)
Air date: 2007-08-10
Bob Saget, Maggie Q, Shane Mauss (Episode 190)
Air date: 2007-08-27
Jeff Goldblum, Devon Aoki, Okkervil River (Episode 191)
Air date: 2007-08-28
Kelly Preston, Ryan Reynolds, Ozomatli (Episode 192)
Air date: 2007-08-29
Kevin Bacon, Will Forte, Eisley (Episode 193)
Air date: 2007-08-30
Overview: Kevin Bacon, Will Forte, Eisley are guests in this episode.
Scarlett Johansson, Kevin Nealon, Locksley (Episode 194)
Air date: 2007-08-31
Overview: Scarlett Johansson, Kevin Nealon, Locksley appear on this episode.

Seasons
Episodes 230
Episodes 228
Episodes 195
Episodes 162
Episodes 170
Episodes 160
Episodes 166
Episodes 157
Episodes 160
Episodes 160
Episodes 153
Episodes 166
Episodes 162
Episodes 194
Episodes 163
Episodes 98
Episodes 30