All Episode in Season 20

1. Kathy Griffin; Chris Pratt; Big Boi 2. Regis Philbin; Zedd 3. Tracy Morgan; Marv Albert; Everest 4. Michael Strahan; Jessica Chastain; Conor Maynard 5. Brian Williams; Morrissey 6. Josh Brolin; Kathryn Bigelow; Ray Wylie Hubbard 7. Michael J. Fox; Lena Dunham 8. Catherine Zeta-Jones; Allison Williams; Jon Spencer Blues Explosion 9. Charlie Sheen; Phil Simms; José James 10. Jennifer Lawrence; Alan Zweibel; A$AP Rocky 11. Kim & Kourtney Kardashian; Buddy Guy 12. Jeremy Renner; Jack Hanna 13. Kevin Bacon; Brian Kiley; The Amazing 14. Melissa McCarthy; David Morrissey; David Byrne & St. Vincent 15. Sylvester Stallone; Al Gore 16. Jason Bateman; Alison Brie; Shovels & Rope 17. Al Pacino; Macklemore & Ryan Lewis 18. Kevin Spacey; Nick Griffin; Emeli Sandé 19. Gov. Chris Christie; Joe Flacco; Cody Ray Slaughter 20. Eric Stonestreet; Christopher “Mad Dog” Russo; Brandon Bennett; Norman, the Bicycle-Riding Dog 21. Joel McHale; Amy Sedaris; Justin Shandor 22. Sally Field; John Harbaugh; Shawn Klush 23. Pauley Perrette; Jake Johannsen; Ben Portsmouth 24. Bill O'Reilly; S.I. Swimsuit Models; The Avett Brothers 25. Bruce Willis; Kate Upton; Little Big Town 26. Staff Sgt. Clinton Romesha; AnnaSophia Robb; Robert DeLong 27. Jerry Seinfeld; Dave Grohl & the Sound City Players with Stevie Nicks 28. Helen Hunt; Jeff Caldwell; The Maccabees 29. David Spade; Kenny Licklider; Aaron Neville 30. Michelle Williams; Chris O'Donnell; von Grey 31. Hugh Jackman; Zosia Mamet; The Americans 32. Johnny Depp; Bill Carter and The Blame 33. Luke Wilson; Dan Mintz; Imagine Dragons 34. Alec Baldwin; Emmylou Harris with Rodney Crowell 35. Joan Rivers; Jimmie Johnson; Kendrick Lamar 36. Tina Fey; Jesse Tyler Ferguson; Solange 37. Michael Bloomberg; Depeche Mode 38. Steve Carell; Emilia Clarke; Josh Ritter 39. Jim Carrey; Richard Thompson 40. Gerard Butler; Elizabeth Cook 41. Seth Meyers; Demetri Martin; Dropkick Murphys 42. Selena Gomez; Bob Sarlatte; Killer Mike 43. Bill Cosby; Mikaela Shiffrin; Garbage 44. Eva Mendes; Andy Hendrickson; The Airborne Toxic Event 45. James Franco; Andrew Borracchini; Ed Sheeran 46. Brian Williams; Pegi Young & The Survivors 47. Gary Gulman; Wavves 48. Shia LaBeouf; Jeff Altman; The Band Perry 49. Regis Philbin; Broadway musical “Rodgers & Hammerstein's Cinderella” 50. Louis C.K.; Rachel Maddow; The Flaming Lips 51. Martin Short; Tyler, the Creator 52. Chelsea Handler; Ross Bennett; Yeah Yeah Yeahs 53. Lindsay Lohan; Pete Lee; Gary Clark Jr. 54. Harrison Ford; Rita Wilson; Jake Bugg 55. Matthew McConaughey; Ryan Lochte; Steve Earle & The Dukes (& Duchess) 56. Steve Martin; Edie Brickell; Jenna Fischer 57. Kate Hudson; A.J. Clemente; Selena Gomez 58. Jim Parsons; Snoop Lion 59. Jon Hamm; Ricky Jay; The So So Glos 60. Mindy Kaling; Nada Bakos; Ben Harper with Charlie Musselwhite 61. Dr. Phil McGraw; Chris O'Dowd; Phoenix 62. Tobey Maguire; Tom Odell 63. Paris Hilton; Miriam Tucker; Atlas Genius 64. Nathan Lane; Joe Matarese; Kacey Musgraves 65. John Krasinski; Kerry Washington; James Blake 66. Zooey Deschanel; Jim Gaffigan; Pistol Annies; Todd Rundgren 67. Michael Strahan; Alyson Hannigan; Natalie Maines 68. Jack Hanna; Benedict Cumberbatch 69. Chris Pine; Tom Dreesen; She & Him 70. Mark Harmon; Amy Schumer; Luke Bryan 71. Tom Hanks; cast of “Pippin” 72. Ed Helms; Hoda Kotb; Brad Paisley 73. Barbara Walters; Jesse Eisenberg; MS MR 74. Will Arnett; Trevor Noah; Kurt Vile 75. Will Smith; The National 76. Jason Bateman; Piedmont bird callers; John Fogerty 77. Woody Harrelson; Tommy Johnagin; John Fogerty with Dawes 78. Neil Patrick Harris; Tony Kanaan; Frank Turner 79. Nathan Fillion; John Oliver; Local Natives 80. Johnny Galecki; John Mellencamp & Stephen King; Queens of the Stone Age 81. Vince Vaughn; Andy Kindler; Queens of the Stone Age 82. Russell Brand; Michael Shannon; Haim 83. Dana Carvey; Nick Robinson; cast of “Matilda” 84. Tom Brokaw; Darlene Love 85. Harry Connick, Jr.; Dylan Moran 86. Bill O'Reilly; Greta Gerwig; Quadron 87. Don Rickles; Nick Cannon; Tom Keifer 88. Jeff Daniels; Ken Jeong; Jim James 89. John Travolta; Chris DiStefano; Japandroids 90. Melissa McCarthy; Idris Elba; Dale Watson and His Lone Stars 91. Channing Tatum; Tim DeChristopher; Fitz and The Tantrums 92. Jamie Foxx; Patrick Kane; Wale 93. Johnny Depp; Marc Maron; Dawes 94. Michael Cera; Martha Stewart; Ra Ra Riot 95. Adam Sandler; Joseph Arthur 96. Salma Hayek Pinault; Tony Hale; Houndmouth 97. Kevin James; Shaun White; Darius Rucker 98. Bruce Willis; Bud Selig; Valerie Simpson 99. Bill Maher; Poppy Montgomery; Pokey LaFarge 100. Brian Williams; Court Yard Hounds 101. Liev Schreiber; Adam Newman; Cold War Kids 102. Cate Blanchett; Aisha Tyler; Franz Ferdinand 103. Hugh Jackman; Lisa Kudrow; Jason Isbell 104. Jason Sudeikis; Edward Sharpe & The Magnetic Zeros 105. Regis Philbin; Terry Fator 106. Denzel Washington; James McCartney 107. Bryan Cranston; Amanda Seyfried; Michael Franti & Spearhead 108. Matt Damon; Hanni El Khatib 109. Oprah Winfrey; Paul Rudd 110. Olivia Wilde; Dean Norris; John Mayer 111. Louis C.K.; Hugh Evans; John Legend 112. Tina Fey; Valerie June 113. Serena Williams; Sean Donnelly; MGMT 114. Patrick Dempsey; Amy Sedaris; Laura Marling 115. Anderson Cooper; Olivia Munn; Robert Randolph & The Family Band 116. Staff Sgt. Ty Carter; Hayden Panettiere; In the Valley Below 117. Bill Murray; Lenny Kravitz & Gladys Knight 118. Jake Gyllenhaal; Julie Chen; The Dodos 119. Tim Robbins; Herm Edwards; Passion Pit 120. Queen Latifah; Jake Johnson; TV on the Radio 121. Arsenio Hall; Dan Naturman; Laura Mvula 122. Ricky Gervais; Rahm Emanuel; Janelle Monae 123. Billy Crystal; Sheryl Crow 124. Joseph Gordon-Levitt; Keith Olbermann; Keith Urban 125. Alec Baldwin; Toni Collette 126. Dr. Phil McGraw; Tom Dreesen 127. President Bill Clinton; Tired Pony 128. Cher 129. Robin Williams; Lizzy Caplan; Icona Pop 130. Bono; Johnny Galecki; Kings of Leon 131. Steve Martin; Kathleen Madigan; The Kruger Brothers with Steve Martin 132. Sean Hayes; Sting 133. Sarah Michelle Gellar; Nick Offerman; First Aid Kit 134. Kerry Washington; Ariel Tweto; Yoko Ono Plastic Ono Band 135. Brian Williams; a performance from the film “Muscle Shoals” 136. Tom Selleck; Michael Somerville; Albert Hammond Jr. 137. Tom Hanks; Two Door Cinema Club 138. Seth Meyers; Michael Fassbender; Amos Lee 139. Lucy Liu; Mark Jacobson; The Weeknd 140. Jack Hanna; Kunal Nayyar 141. Michael Strahan; Simon Amstell; Cage the Elephant 142. Ray Romano; James Franco 143. Sylvester Stallone; Anna Faris; Deltron 3030 144. Bill O'Reilly; The Head and the Heart 145. Donald Trump; Selena Gomez 146. Barbara Walters; Steve Young; White Denim 147. Charles Barkley; Lindsey Vonn; King Krule 148. Rob Lowe; Scott Dixon; Alan Jackson 149. Will Arnett; Clive Davis; The Avett Brothers 150. Harrison Ford; Holy Ghost! 151. Morgan Freeman; Brian Regan; Frightened Rabbit 152. Woody Harrelson; David Ortiz; The Wanted 153. Kathy Griffin; Bruce McCall; J. Cole 154. Natalie Portman; Chris Elliott; James Blunt 155. Kelly Ripa; Cobie Smulders; Gary Clark Jr. 156. Tom Brokaw; Rhys Darby; Black Joe Lewis 157. Julianna Margulies; Gen. Ray Odierno; Moon Taxi 158. Michael J. Fox; Lorde 159. Samuel L. Jackson; Chris Matthews 160. Claire Danes; Will Forte; Metric 161. Connie Britton; Lady Antebellum 162. Vince Vaughn; Jimmie Johnson; Luscious Jackson 163. Anderson Cooper; Jesse Tyler Ferguson; The Neighbourhood 164. Jennifer Lawrence; Taraji P. Henson 165. Jonah Hill; Chiwetel Ejiofor; J. Roddy Walston and The Business 166. Howard Stern; Adrienne Iapalucci 167. Josh Hutcherson; Chris “Mad Dog” Russo; Sky Ferreira 168. Martha Stewart; Pitbull 169. John Goodman; Kevin McCaffrey; Iggy Azalea with T.I. 170. Stephen Colbert; Sir Ian McKellen; Chvrches 171. Billy Crystal; Julie Chen; ZZ Ward 172. Emma Thompson; Andy Cohen; Nick Lowe 173. Julia Roberts; Glen Hansard 174. Regis Philbin; John Witherspoon; Seasick Steve 175. Will Ferrell; Chris Cornell feat. Joy Williams 176. Paul Rudd; Cristin Milioti; Alt-J 177. Ben Stiller; Shannon Eis; Brett Dennen 178. Steve Carell; The Saint Johns 179. Kristen Wiig; Darlene Love

Season List

Late Show with David Letterman Season 1 Late Show with David Letterman Season 2 Late Show with David Letterman Season 3 Late Show with David Letterman Season 4 Late Show with David Letterman Season 5 Late Show with David Letterman Season 6 Late Show with David Letterman Season 7 Late Show with David Letterman Season 8 Late Show with David Letterman Season 9 Late Show with David Letterman Season 10 Late Show with David Letterman Season 11 Late Show with David Letterman Season 12 Late Show with David Letterman Season 13 Late Show with David Letterman Season 14 Late Show with David Letterman Season 15 Late Show with David Letterman Season 16 Late Show with David Letterman Season 17 Late Show with David Letterman Season 18 Late Show with David Letterman Season 19 Late Show with David Letterman Season 20 Late Show with David Letterman Season 21 Late Show with David Letterman Season 22