The BEST episodes of The Tonight Show with Conan O'Brien

Every episode of The Tonight Show with Conan O'Brien ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of The Tonight Show with Conan O'Brien!

Late night veteran Conan O'Brien takes over for Jay Leno as the fifth host of television institution The Tonight Show in 2009.

Last Updated: 8/4/2024Network: NBCStatus: Ended
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Larry King, Zooey Deschanel, Playing For Change
star
9.00
28 votes

#1 - Larry King, Zooey Deschanel, Playing For Change

Season 1 - Episode 24 - Aired 7/9/2009

The Tonight Show with Conan O'Brien welcomes legendary TV host Larry King, actress Zooey Deschanel and musical guests Playing For Change.

Watch Now:Amazon
Kobe Bryant, William Shatner, Incubus
star
9.00
28 votes

#2 - Kobe Bryant, William Shatner, Incubus

Season 1 - Episode 13 - Aired 6/17/2009

The Tonight Show with Conan O'Brien welcomes basketball star Kobe Bryant, actor William Shatner and musical guests Incubus.

Watch Now:Amazon
Bruno, Stephen Moyer, Cirque du Soleil Zumanity
star
8.00
28 votes

#3 - Bruno, Stephen Moyer, Cirque du Soleil Zumanity

Season 1 - Episode 19 - Aired 6/25/2009

The Tonight Show with Conan O'Brien welcomes guests Bruno, Stephen Moyer and a closing performance by Cirque du Soleil Zumanity.

Watch Now:Amazon
Tom Hanks, Green Day
star
8.00
28 votes

#4 - Tom Hanks, Green Day

Season 1 - Episode 2 - Aired 6/2/2009

The Tonight Show with Conan O'Brien welcomes actor Tom Hanks and musical guest Green Day.

Watch Now:Amazon
Bob Newhart, Cat Deeley, Ray LaMontagne
star
7.00
1 votes

#5 - Bob Newhart, Cat Deeley, Ray LaMontagne

Season 1 - Episode 25 - Aired 7/10/2009

The Tonight Show with Conan O'Brien welcomes comedy great Bob Newhart, from So You Think You Can Dance TV show host Cat Deeley and musical guest Ray LaMontagne.

Watch Now:Amazon
Zach Galifianakis, Keke Palmer, Jason Aldean
star
7.00
28 votes

#6 - Zach Galifianakis, Keke Palmer, Jason Aldean

Season 1 - Episode 34 - Aired 7/23/2009

The Tonight Show with Conan O'Brien welcomes comedian Zach Galifianakis, actress Keke Palmer and musical guest Jason Aldean.

Watch Now:Amazon
Nigel Marven, DJ Qualls, Colbie Caillat
star
7.00
27 votes

#7 - Nigel Marven, DJ Qualls, Colbie Caillat

Season 1 - Episode 55 - Aired 8/28/2009

The Tonight Show with Conan O'Brien welcomes reptile expert Nigel Marven, actor DJ Qualls and musical guest Colbie Caillat. Also, a new The Tonight Show Tour-riffic Tram-tacular! moment and an update on Conan Please Blow Up My Car.

Watch Now:Amazon
Kathy Griffin, Capt. Chesley Sullenberger, Wolfmother
star
6.90
28 votes

#8 - Kathy Griffin, Capt. Chesley Sullenberger, Wolfmother

Season 2 - Episode 25 - Aired 10/26/2009

The Tonight Show with Conan O'Brien welcomes comic Kathy Griffin, Captain Chesley Sullenberger and musical guests Wolfmother. Plus, another installment of Cody Devereaux, Sexy Vampire Assistant and some New State Quarters.

Watch Now:Amazon
Will Arnett, Joe Torre, Spinal Tap
star
6.00
1 votes

#9 - Will Arnett, Joe Torre, Spinal Tap

Season 1 - Episode 11 - Aired 6/15/2009

The Tonight Show with Conan O'Brien welcomes Dodgers manager Joe Torre, actor Will Arnett and musical guest Spinal Tap.

Watch Now:Amazon
Brandon McMillan, Kerry Washington, Wilco
star
6.00
28 votes

#10 - Brandon McMillan, Kerry Washington, Wilco

Season 1 - Episode 18 - Aired 6/24/2009

The Tonight Show with Conan O'Brien welcomes guests Brandon McMillon, Kerry Washington and musical guests Wilco.

Watch Now:Amazon
Howie Mandel, Alanis Morissette, Death Cab for Cutie
star
6.00
28 votes

#11 - Howie Mandel, Alanis Morissette, Death Cab for Cutie

Season 1 - Episode 21 - Aired 7/6/2009

The Tonight Show with Conan O'Brien welcomes actor/game show host Howie Mandel, singer Alanis Morissette, and musical performance by Death Cab for Cutie.

Watch Now:Amazon
Eva Mendes, Christopher Mintz-Plasse, The Dead Weather
star
5.00
28 votes

#12 - Eva Mendes, Christopher Mintz-Plasse, The Dead Weather

Season 1 - Episode 14 - Aired 6/18/2009

The Tonight Show with Conan O'Brien welcomes guests Eva Mendes, Christopher Mintz-Plasse and musical guests The Dead Weather.

Watch Now:Amazon
Cameron Diaz, Johnny Strange, Pete Yorn
star
5.00
28 votes

#13 - Cameron Diaz, Johnny Strange, Pete Yorn

Season 1 - Episode 16 - Aired 6/22/2009

The Tonight Show with Conan O'Brien welcomes guests Cameron Diaz, Johnny Strange and musical guest Pete Yorn.

Watch Now:Amazon
Dana Carvey, Anthony Anderson, Allison Iraheta
star
3.00
28 votes

#14 - Dana Carvey, Anthony Anderson, Allison Iraheta

Season 1 - Episode 28 - Aired 7/15/2009

The Tonight Show with Conan O'Brien welcomes actor Dana Carvey, Anthony Anderson and musical performance by Allison Iraheta.

Watch Now:Amazon
Shia LaBeouf, Phil Jackson, Holly Williams
star
2.00
28 votes

#15 - Shia LaBeouf, Phil Jackson, Holly Williams

Season 1 - Episode 15 - Aired 6/19/2009

The Tonight Show with Conan O'Brien welcomes actor Shia LaBeouf, L.A. Lakers' coach Phil Jackson and musical guest Holly Williams. Triumph, The Insult Comic Dog makes a special report at the Bonnaroo festival.

Watch Now:Amazon
Will Ferrell, Pearl Jam
star
1.00
1 votes

#16 - Will Ferrell, Pearl Jam

Season 1 - Episode 1 - Aired 6/1/2009

The Tonight Show with Conan O'Brien kicks it off with actor/comedian Will Ferrell and musical guest Pearl Jam.

Watch Now:Amazon
Cory Monteith, Harland Williams, Pixies
star
0.00
0 votes

#17 - Cory Monteith, Harland Williams, Pixies

Season 2 - Episode 34 - Aired 11/6/2009

The Tonight Show with Conan O'Brien welcomes actor Cory Monteith, comedian Harland Williams and musical guests Pixies. Also, Mark Pender faces off his bodybuilder counterpart again and A Black Thing You Ought To

Watch Now:Amazon
Kelsey Grammer, Major Brian Dennis and his Iraqi dog of war Nubs, David Grey
star
0.00
0 votes

#18 - Kelsey Grammer, Major Brian Dennis and his Iraqi dog of war Nubs, David Grey

Season 2 - Episode 35 - Aired 11/9/2009

The Tonight Show with Conan O'Brien welcomes actor Kelsey Grammer, Major Brian Dennis and his Iraqi dog of war Nubs, and musical guest David Gray. Plus, a new installment of Andy'll Try It!

Watch Now:Amazon
Jessica Biel, Super Dave Osborne, John Fogerty
star
0.00
0 votes

#19 - Jessica Biel, Super Dave Osborne, John Fogerty

Season 2 - Episode 36 - Aired 11/10/2009

The Tonight Show with Conan O'Brien welcomes actress Jessica Biel, comic Bob Einstein as Super Dave Osborne and musical guest John Fogerty. Also, a new gala of The Tonight Show Audiencey Awards.

Watch Now:Amazon
Heather Locklear, Dr. Drew Pinsky, Rod Man
star
0.00
0 votes

#20 - Heather Locklear, Dr. Drew Pinsky, Rod Man

Season 2 - Episode 37 - Aired 11/11/2009

The Tonight Show with Conan O'Brien welcomes actress Heather Locklear, Dr. Drew Pinsky, and comedian guest Rod Man. Also, a new episode of Noches de Pasion con Señor O'Brien.

Al Gore, Jim Parsons, Jason Mraz
star
0.00
0 votes

#21 - Al Gore, Jim Parsons, Jason Mraz

Season 2 - Episode 38 - Aired 11/12/2009

The Tonight Show with Conan O'Brien welcomes former Vice President Al Gore, actor Jim Parsons, and musical guest Jason Mraz. Plus, Conan and Andy take a look into the future... all the way In The Year 3000.

Reese Witherspoon, Gabourey Sidibe, Kris Allen
star
0.00
0 votes

#22 - Reese Witherspoon, Gabourey Sidibe, Kris Allen

Season 2 - Episode 39 - Aired 11/13/2009

The Tonight Show with Conan O'Brien welcomes actress Reese Witherspoon, actress Gabourey Sidibe, and a musical performance by Kris Allen. Also, Conan takes a look at New Trendz - what's in and what's out.

Kristen Stewart, Judd Apatow, Carrie Underwood
star
0.00
0 votes

#23 - Kristen Stewart, Judd Apatow, Carrie Underwood

Season 2 - Episode 40 - Aired 11/16/2009

The Tonight Show with Conan O'Brien welcomes actress Kristen Stewart, director Judd Apatow and musical guest Carrie Underwood.

Jane Lynch, 50 Cent
star
0.00
0 votes

#24 - Jane Lynch, 50 Cent

Season 2 - Episode 41 - Aired 11/17/2009

The Tonight Show with Conan O'Brien welcomes actress Jane Lynch and musical guest 50 Cent.

Seth Green, Heidi Montag & Spencer Pratt, The Brian Setzer Orchestra
star
0.00
0 votes

#25 - Seth Green, Heidi Montag & Spencer Pratt, The Brian Setzer Orchestra

Season 2 - Episode 42 - Aired 11/18/2009

The Tonight Show with Conan O'Brien welcomes actor Seth Green, TV personalities Heidi Montag and Spencer Pratt and musical guests Brian Setzer Orchestra. Also, new Celebrity Surveys!