List of Late Night with Conan O'Brien episodes (season 15)
# List of Late Night with Conan O'Brien episodes (season 15)

This is a list of episodes for Season 15 of Late Night with Conan O'Brien, which aired from September 4, 2007 to August 29, 2008.

## Series overview

| Season | Season | Episodes | Originally aired | Originally aired |
| - | - | - | - | - |
| Season | Season | Episodes | First aired | Last aired |
| | 1 | 230 | September 13, 1993 (1993-09-13) | September 9, 1994 (1994-09-09) |
| | 2 | 229 | September 12, 1994 (1994-09-12) | September 8, 1995 (1995-09-08) |
| | 3 | 195 | September 11, 1995 (1995-09-11) | September 13, 1996 (1996-09-13) |
| | 4 | 162 | September 17, 1996 (1996-09-17) | August 22, 1997 (1997-08-22) |
| | 5 | 170 | September 9, 1997 (1997-09-09) | August 28, 1998 (1998-08-28) |
| | 6 | 160 | September 15, 1998 (1998-09-15) | August 20, 1999 (1999-08-20) |
| | 7 | 153 | September 7, 1999 (1999-09-07) | August 18, 2000 (2000-08-18) |
| | 8 | 145 | September 5, 2000 (2000-09-05) | August 17, 2001 (2001-08-17) |
| | 9 | 160 | September 4, 2001 (2001-09-04) | August 16, 2002 (2002-08-16) |
| | 10 | 160 | September 3, 2002 (2002-09-03) | August 15, 2003 (2003-08-15) |
| | 11 | 153 | September 3, 2003 (2003-09-03) | August 13, 2004 (2004-08-13) |
| | 12 | 166 | August 31, 2004 (2004-08-31) | August 19, 2005 (2005-08-19) |
| | 13 | 162 | September 6, 2005 (2005-09-06) | August 30, 2006 (2006-08-30) |
| | 14 | 195 | September 5, 2006 (2006-09-05) | August 31, 2007 (2007-08-31) |
| | 15 | 163 | September 4, 2007 (2007-09-04) | August 29, 2008 (2008-08-29) |
| | 16 | 98 | September 2, 2008 (2008-09-02) | February 20, 2009 (2009-02-20) |

## Season 15

| No. | Original air date | Guest(s) | Musical/entertainment guest(s) |
| - | - | - | - |
| 2465 | September 4, 2007 (2007-09-04) | David Duchovny, Tim Gunn, Kevin Brennan | N/A |
| 2466 | September 5, 2007 (2007-09-05) | Clive Owen, Alan Alda | Dinosaur Jr. |
| 2467 | September 6, 2007 (2007-09-06) | Will Arnett, Terry Crews | Patti Scialfa |
| 2468 | September 7, 2007 (2007-09-07) | Jeff Garlin, Nicholas Art | Hot Hot Heat |
| 2469 | September 10, 2007 (2007-09-10) | Paul Giamatti, Alyson Hannigan | Bad Religion |
| 2470 | September 11, 2007 (2007-09-11) | Richard Gere, Seann William Scott | The Chesterfield Kings |
| 2471 | September 12, 2007 (2007-09-12) | Mary-Kate Olsen, Wayne Brady | Lyle Lovett |
| 2472 | September 13, 2007 (2007-09-13) | Billy Bob Thornton, Sen. Chris Dodd | Kenny Chesney |
| 2473 | September 14, 2007 (2007-09-14) | Patricia Heaton, Tiki Barber | The Used |
| 2474 | September 17, 2007 (2007-09-17) | Morgan Freeman, Cheryl Hines | KT Tunstall |
| 2475 | September 18, 2007 (2007-09-18) | Kelsey Grammer, Aries Spears | James Blunt |
| 2476 | September 19, 2007 (2007-09-19) | Brad Garrett, Joy Behar | Rogue Wave |
| 2477 | September 20, 2007 (2007-09-20) | Terrence Howard, Simon Pegg, Mystery | N/A |
| 2478 | September 21, 2007 (2007-09-21) | Meredith Viera, Steven Wright | Ben Harper and the Innocent Criminals |
| 2479 | September 24, 2007 (2007-09-24) | Bob Costas, Jim Gaffigan | Rilo Kiley |
| 2480 | September 25, 2007 (2007-09-25) | Jamie Foxx, Heather Graham, Mike Birbiglia | N/A |
| 2481 | September 26, 2007 (2007-09-26) | Ted Danson, Patton Oswalt | Devendra Banhart |
| 2482 | September 27, 2007 (2007-09-27) | Dwayne "The Rock" Johnson, Ed Helms | Bjork |
| 2484 | September 28, 2007 (2007-09-28) | Jerry O'Connell, Ken Burns | VHS or Beta |
| 2485 | October 2, 2007 (2007-10-02) | Ted Koppel, Jason Schwartzman, Dana Gould | N/A |
| 2486 | October 3, 2007 (2007-10-03) | Tina Fey, Kenneth Branagh | Ani DiFranco |
| 2487 | October 4, 2007 (2007-10-04) | Snoop Dogg, Connie Britton | Bloc Party |
| 2488 | October 5, 2007 (2007-10-05) | Jennifer Connelly, Fred Willard | Animal Collective |
| 2489 | October 8, 2007 (2007-10-08) | Joaquin Phoenix, Jim Gaffigan | Paramore |
| 2490 | October 9, 2007 (2007-10-09) | Mark Wahlberg, Michael Strahan | The Black Lips |
| 2491 | October 10, 2007 (2007-10-10) | Tracy Morgan, Emile Hirsch, A.J. Jacobs | N/A |
| 2492 | October 11, 2007 (2007-10-11) | Jon Bon Jovi, Eva Mendes | Klaxons |
| 2493 | October 15, 2007 (2007-10-15) | Anderson Cooper, Paget Brewster | Fionn Regan |
| 2494 | October 16, 2007 (2007-10-16) | Jake Gyllenhaal, Christina Hendricks | Ghostland Observatory |
| 2495 | October 17, 2007 (2007-10-17) | Anthony Hopkins, Joe Buck | Mute Math |
| 2496 | October 18, 2007 (2007-10-18) | John Cusack, James Lipton | Spoon |
| 2497 | October 19, 2007 (2007-10-19) | Josh Hartnett, Jack McBrayer | Brother Ali |
| 2498 | October 29, 2007 (2007-10-29) | Charles Barkley, William Baldwin | Seether |
| 2499 | October 30, 2007 (2007-10-30) | Ethan Hawke, Susie Essman | Zappa Plays Zappa |
| 2500 | October 31, 2007 (2007-10-31) | Brian Williams, Roger Daltrey | Manchester Orchestra |
| 2501 | November 1, 2007 (2007-11-01) | Dane Cook, Emily Mortimer | Slash |
| 2502 | November 2, 2007 (2007-11-02) | Jerry Seinfeld, David Ortiz | Sondre Lerche |
| 2503 | January 2, 2008 (2008-01-02) | Bob Saget, Dwayne Perkins | Robert Gordon and Chris Spedding |
| 2504 | January 3, 2008 (2008-01-03) | Megan Mullally, Fonzworth Bentley | Kid Rock |
| 2505 | January 4, 2008 (2008-01-04) | Bill Maher, Jim Cramer, Mike DeStefano | N/A |
| 2506 | January 7, 2008 (2008-01-07) | Hulk Hogan, Regina Hall | Nicole Atkins & the Sea |
| 2507 | January 8, 2008 (2008-01-08) | Donald Trump, Irina Markova | Sia |
| 2508 | January 9, 2008 (2008-01-09) | Ice Cube, Dr. Drew Pinsky | Marah |
| 2509 | January 10, 2008 (2008-01-10) | Howie Mandel, Leigh Killian | Kate Nash |
| 2510 | January 11, 2008 (2008-01-11) | Brian Williams, David Wondrich | Doyle and Debbie |
| 2511 | January 14, 2008 (2008-01-14) | Lester Holt, Sue Johanson | Ingrid Michaelson |
| 2512 | January 15, 2008 (2008-01-15) | Tom Brokaw, Anthony Jeselnik | Bell X1 |
| 2513 | January 16, 2008 (2008-01-16) | Pink, Lou Dobbs | Bettye LaVette |
| 2514 | January 17, 2008 (2008-01-17) | Chazz Palminteri, Erin Burnett | Louis XIV |
| 2515 | January 18, 2008 (2008-01-18) | Bret Michaels, Antonio Pierce | Lisa Loeb |
| 2516 | January 28, 2008 (2008-01-28) | Jim Gaffigan, Chuck Liddell | Joe Nichols |
| 2517 | January 29, 2008 (2008-01-29) | David Gregory, Travis Pastrana | Kate Walsh |
| 2518 | January 30, 2008 (2008-01-30) | Jeff Corwin, Colin Hanks | Matt Nathanson |
| 2519 | January 31, 2008 (2008-01-31) | Dr. Phil McGraw, David Borgenicht | Les Savy Fav |
| 2520 | February 1, 2018 (2018-02-01) | Shawn Thayer, Ingrid Backstrom | The Blind Boys of Alabama |
| 2521 | February 4, 2008 (2008-02-04) | Ann Curry, Mike Epps, | OneRepublic |
| 2522 | February 5, 2008 (2008-02-05) | Michael Strahan, Sarah Bolger | Sheryl Crow |
| 2523 | February 6, 2008 (2008-02-06) | The Great Throwdini, Donny Deutsch | The Dillinger Escape Plan |
| 2328 | February 7, 2008 (2008-02-07) | Izabel Goulart, Len Berman | Nada Surf |
| 2525 | February 8, 2008 (2008-02-08) | Professor Peter H. Fisher, Dr. Bob Arnot | Eric Lindell |
| 2526 | February 11, 2008 (2008-02-11) | Carson Kressley, Greg Kot and Jim DeRogatis | Catherine Russell |
| 2527 | February 12, 2008 (2008-02-12) | Jim Cramer, José Andrés | Band of Horses |
| 2528 | February 13, 2008 (2008-02-13) | Matt Lauer, Ryan Reynolds | Simple Plan |
| 2529 | February 14, 2008 (2008-02-14) | Martin Short, Ray Allen | The Kooks |
| 2530 | February 15, 2008 (2008-02-15) | Neil Patrick Harris, Daniella Sarahyba | Yeasayer |
| 2531 | February 18, 2008 (2008-02-18) | Larry the Cable Guy, Tim Gunn | Jim Lauderdale |
| 2532 | February 19, 2008 (2008-02-19) | Anderson Cooper, Bill Hader | Jake Shimabukuro |
| 2533 | February 20, 2008 (2008-02-20) | Randy Jackson, Artie Lange | The Whigs |
| 2534 | February 21, 2008 (2008-02-21) | Barbara Walters, Wladimir Klitschko | Black Mountain |
| 2535 | February 22, 2008 (2008-02-22) | Nathan Lane, Michel Gondry | Secondhand Serenade |
| 2536 | February 25, 2008 (2008-02-25) | Will Arnett, Flavor Flav | Super Furry Animals |
| 2537 | February 26, 2008 (2008-02-26) | Will Ferrell, Rashida Jones, Fred Simmons | N/A |
| 2538 | February 27, 2008 (2008-02-27) | Tom Arnold, Todd Barry | Georgie James |
| 2539 | February 28, 2008 (2008-02-28) | Christina Ricci, Jason Sudeikis | Shooter Jennings |
| 2541 | March 10, 2008 (2008-03-10) | Paul Giamatti, Mark Moffett | Jaymay |
| 2345 | March 11, 2008 (2008-03-11) | Jonah Hill, John Tesh | Drive-By Truckers |
| 2346 | March 12, 2008 (2008-03-12) | Snoop Dogg, Carson Daly | N/A |
| 2544 | March 13, 2008 (2008-03-13) | Meredith Viera, Harland Williams, Keith Robinson | N/A |
| 2545 | March 14, 2008 (2008-03-14) | Frank Caliendo, Cheryl Hines | The Bad Plus |
| 2546 | March 17, 2018 (2018-03-17) | Martha Stewart, Lance Krall | Billy Bragg |
| 2547 | March 18, 2008 (2008-03-18) | Ice-T, Brian Posehn | Stars |
| 2548 | March 19, 2008 (2008-03-19) | Tracy Morgan, Chris Hansen | Paul Thorn |
| 2549 | March 20, 2008 (2008-03-20) | Drake Bell | Yael Naim |
| 2551 | March 21, 2008 (2008-03-21) | Bob Costas, Marc Maron | Moby |
| 2552 | April 1, 2008 (2008-04-01) | Helen Mirren, Wylie Gustafson | Carbon/Silicon |
| 2553 | April 2, 2008 (2008-04-02) | John Leguizamo, George Takei | The Bravery |
| 2554 | April 3, 2008 (2008-04-03) | John Krasinski, Bode Miller | Cobra Starship |
| 2555 | April 4, 2008 (2008-04-04) | Christina Applegate, Lewis Black, Stephen Curry | N/A |
| 2556 | April 7, 2008 (2008-04-07) | George Wendt, Howard Bach | Hot Chip |
| 2557 | April 8, 2008 (2008-04-08) | Jarod Miller, David Gregory, John Oliver | N/A |
| 2558 | April 9, 2008 (2008-04-09) | Eddie Izzard, Morgan Spurlock | Tapes 'n Tapes |
| 2559 | April 10, 2008 (2008-04-10) | Sarah Jessica Parker, Aries Spears | They Might Be Giants |
| 2560 | April 11, 2008 (2008-04-11) | Patrick Stewart, Oliver Hudson | A.A. Bondy |
| 2561 | April 21, 2008 (2008-04-21) | Rachael Ray, Kal Penn | Grizzly Bear |
| 2562 | April 22, 2008 (2008-04-22) | Andy Richter, Jennifer Esposito | She & Him |
| 2563 | April 23, 2008 (2008-04-23) | Seth Green, Peter Greenberg | Radiohead |
| 2564 | April 24, 2008 (2008-04-24) | Amy Poehler, Danica Patrick, Dave Attell | N/A |
| 2565 | April 25, 2008 (2008-04-25) | Tina Fey, Fred Willard | Say Anything |
| 2368 | April 28, 2008 (2008-04-28) | Marisa Tomei, Anthony Anderson | Santogold |
| 2567 | April 29, 2008 (2008-04-29) | Jeff Garlin, Dax Shepard | The Kills |
| 2568 | April 30, 2008 (2008-04-30) | Gordon Ramsay, Rob Corddry | Feist |
| 2569 | May 1, 2008 (2008-05-01) | Sigourney Weaver, Darrell Hammond | Was (Not Was) |
| 2570 | May 2, 2008 (2008-05-02) | Matthew Broderick, Michelle Monaghan, Brian Turner | N/A |
| 2571 | May 5, 2008 (2008-05-05) | Patricia Heaton, Katt Williams | Thrice |
| 2571 | May 6, 2008 (2008-05-06) | Jason Lee, Eva Amurri | Galactic |
| 2573 | May 7, 2008 (2008-05-07) | Liam Neeson, B. J. Novak | The Duke Spirit |
| 2574 | May 8, 2008 (2008-05-08) | Emile Hirsch, Terrell Owens, Craig Baldo | N/A |
| 2575 | May 9, 2008 (2008-05-09) | Seth Meyers, Sophia Bush | Tokio Hotel |
| 2576 | May 12, 2008 (2008-05-12) | Jimmy Fallon, William Shatner, Gary Vaynerchuk | N/A |
| 2379 | May 13, 2008 (2008-05-13) | Steve Carell, Alyson Hannigan | Duffy |
| 2578 | May 14, 2008 (2008-05-14) | Brian Williams, Leighton Meester | The Black Keys |
| 2580 | May 16, 2008 (2008-05-16) | Alan Alda, John Cena | Everest |
| 2581 | May 19, 2008 (2008-05-19) | Kevin Nealon, Mary McCormack | DeVotchKa |
| 2582 | May 20, 2008 (2008-05-20) | Denis Leary, Anthony Bourdain | Mates of State |
| 2583 | May 21, 2008 (2008-05-21) | Harrison Ford, Eric McCormack | Atmosphere |
| 2584 | May 22, 2008 (2008-05-22) | Kevin Spacey, Cynthia Nixon, Brian Kiley | N/A |
| 2585 | May 23, 2008 (2008-05-23) | Kristin Davis, Ira Glass | Ryan Bingham |
| 2586 | May 27, 2008 (2008-05-27) | "The Strike Beard Show" | N/A |
| 2587 | May 28, 2008 (2008-05-28) | Jon Bon Jovi, Eva Mendes | Bon Jovi |
| 2588 | June 2, 2008 (2008-06-02) | Seann William Scott, Tim Meadows | The Raconteurs |
| 2589 | June 3, 2008 (2008-06-03) | Colin Firth, Hugh Rowland | Jackie Greene |
| 2590 | June 4, 2008 (2008-06-04) | Adam Sandler, Werner Herzog | Jewel |
| 2591 | June 5, 2008 (2008-06-05) | Wanda Sykes, Emanuelle Chriqui, Lewis Black | N/A |
| 2592 | June 6, 2008 (2008-06-06) | Kim Cattrall, Matt Taibbi | Lightspeed Champion |
| 2593 | June 9, 2008 (2008-06-09) | Kate Hudson, Robert Smigel | James Hunter |
| 2594 | June 10, 2008 (2008-06-10) | Jeff Corwin, Mario Lopez | Jamie Lidell |
| 2595 | June 11, 2008 (2008-06-11) | Mark Wahlberg, Louis C.K. | Sharon Jones & the Dap-Kings |
| 2596 | June 12, 2008 (2008-06-12) | Randy Jackson, Piper Perabo | Forever the Sickest Kids |
| 2597 | June 13, 2008 (2008-06-13) | Michael Strahan, D.L. Hughley, Brian Scolaro | N/A |
| 2598 | June 16, 2008 (2008-06-16) | Ann Curry, Mario Batali | The Lordz |
| 2599 | June 17, 2008 (2008-06-17) | Megan Mullally, Brittany Snow | Detroit Octane |
| 2600 | June 18, 2008 (2008-06-18) | Mike Myers, Jordana Spiro | Dolphina |
| 2601 | June 19, 2008 (2008-06-19) | Anne Hathaway, Romany Malco | My Morning Jacket |
| 2602 | June 20, 2008 (2008-06-20) | Jason Bateman, Masi Oka | Alejandro Escovedo |
| 2603 | July 7, 2008 (2008-07-07) | Ted Koppel, Emily Mortimer | Steel Train |
| 2604 | July 8, 2008 (2008-07-08) | Selma Blair, Sig Hansen | Little Jackie |
| 2605 | July 9, 2008 (2008-07-09) | Kyra Sedgwick, Jim Cramer | Joe Cocker |
| 2606 | July 10, 2008 (2008-07-10) | Al Roker, Paul Pierce | Pilobolus |
| 2607 | July 11, 2008 (2008-07-11) | Sean Hayes, Ed Helms, Tom Papa | N/A |
| 2608 | July 14, 2008 (2008-07-14) | Gary Oldman, Joe Buck | Kenny Chesney |
| 2609 | July 15, 2008 (2008-07-15) | Heidi Klum, Joel McHale | Daryl Hall & K.T. Tunstall |
| 2610 | July 16, 2008 (2008-07-16) | Meryl Streep, Russell Brand, Eugene Mirman | N/A |
| 2611 | July 17, 2008 (2008-07-17) | Aaron Eckhart, Caroline Rhea | Dr. Dog |
| 2612 | July 18, 2008 (2008-07-18) | Sen. John McCain | The Steeldrivers |
| 2613 | July 28, 2008 (2008-07-28) | Carson Kressley, Keke Palmer | The Ting Tings |
| 2614 | July 29, 2008 (2008-07-29) | Jason Sudeikis, Wladimir Klitschko | Rose Hill Drive |
| 2615 | July 30, 3008 (3008-07-30) | Kevin Costner, Maria Bello | Yuto Miyazawa & Gogol Bordello |
| 2616 | July 31, 2008 (2008-07-31) | Nathan Lane, Dylan Ratigan | Missy Higgins |
| 2617 | August 1, 2008 (2008-08-01) | Brendan Fraser, Steve Schirripa | The Airborne Toxic Event |
| 2618 | August 4, 2008 (2008-08-04) | America Ferrera, Judd Apatow, Dwayne Perkins | N/A |
| 2619 | August 5, 2008 (2008-08-05) | Seth Meyers, Sharon Osbourne | N.E.R.D. |
| 2620 | August 6, 2008 (2008-08-06) | Javier Bardem, Danny McBride | The B-52s |
| 2621 | August 7, 2008 (2008-08-07) | Seth Rogen, Philippe Petit | Al Green |
| 2622 | August 8, 2008 (2008-08-08) | Kiefer Sutherland, Jim Gaffigan | Mason Jennings |
| 2623 | August 25, 2008 (2008-08-25) | Daniel Radcliffe, Steve Coogan | N/A |
| 2624 | August 26, 2008 (2008-08-26) | Vin Diesel, Dave Attell | The Virgins |
| 2625 | August 27, 2008 (2008-08-27) | Tiger Woods, Vanessa Minnillo | Jimmy Carr |
| 2626 | August 28, 2008 (2008-08-28) | Aaron Peirsol, Anthony Anderson | Lykke Li |
| 2627 | August 29, 2008 (2008-08-29) | Bob Costas, Sophia Bush | The Spring Standards |
