| 1. |  OSSA | NCIS Cast: Real Life Partners 2020 Revealed! | ⭐OSSA | 3,554,621 | |
| 2. | Crezy Lifestyle | NCIS Cast: Then and Now (2003 vs 2023) | 1,865,761 | |
| 3. | OSSA | NCIS: The Real Reasons Why All These Actors Left The Show |⭐ OSSA | 1,264,066 | Show |
| 4. | Looper | The Real Reason Pauley Perrette Left NCIS | 1,031,555 | |
| 5. | Looper | The Real Reason These NCIS Actors Left | 839,211 | |
| 6. | Looper | The Real Reason Nell Is Leaving NCIS: Los Angeles | 832,027 | |
| 7. | Rosanna Pansino | Lets Play NCIS: HIDDEN CRIMES! | 752,011 | Let's Play |
| 8. | Looper | Why Shannon Gibbs From NCIS Looks So Familiar | 624,543 | Show |
| 9. | Looper | The Truth About The Boat Gibbs Is Building On NCIS | 577,999 | Show |
| 10. | TV Promos | NCIS Season 19 Promo (HD) | 485,945 | |
| 11. | OSSA | NCIS: 10 Mind-blowing Behind-The-Scenes Secrets Revealed! |⭐ OSSA | 473,487 | |
| 12. | OSSA | NCIS Cast Net Worth: Who Is The Richest? |⭐ OSSA Radar | 445,081 | |
| 13. | TV Promos | NCIS Season 17 “Ziva Returns” Trailer (HD) | 435,921 | |
| 14. | BUILD Series | Fan-Favorite Cote de Pablo Chats About Her Return To CBS's "NCIS" | 394,830 | |
| 15. | People | NCIS’s Sean Murray Opens the Door to the Family Home He’s Spent 10 Years Designing | PEOPLE | 379,865 | |
| 16. | Looper | Why Tammy From NCIS: New Orleans Looks So Familiar | 364,564 | |
| 17. | Looper Español | Por Qué Estos Actores de NCIS Dejaron El Show | 349,339 | Show |
| 18. | BIG STAR-X | NCIS (2003) Cast: Then and Now [19 Years After] | 339,671 | |
| 19. | Looper | What These Killed Off NCIS Actors Are Doing Today | 323,790 | |
| 20. | OSSA | NCIS: 7 Striking Details Every True Fan Should Know | ⭐OSSA | 302,846 | |
| 21. | Looper | The Real Reason Shalita Grant Left NCIS: NOLA | 263,767 | |
| 22. | extratv | Meet the Newest -- and Cutest -- Member of the 'NCIS' Family | 256,673 | |
| 23. | televisionpromosdb | NCIS 15x22 Promo "Two Steps Back" (HD) Pauley Perrette's Final Episode | 248,187 | Show |
| 24. | TV Promos | NCIS 18x16 Promo "Rule 91" (HD) Season 18 Episode 16 Promo Season Finale | 242,332 | |
| 25. | Looper | What The NCIS Cast Looked Like As Kids | 217,638 | |
| 26. | Looper Español | El Triste Detalle De Ziva Que Nunca Notaste En NCIS | 201,200 | |
| 27. | Matt and Jess TV | NCIS season 17 premiere extended trailer: Ziva's back in 'Out of the Darkness'! (17x01) | 198,666 | Preview |
| 28. | TV Promos | NCIS 19x02 Promo "Nearly Departed" (HD) Season 19 Episode 2 Promo | 179,576 | |
| 29. | Looper Español | Finalmente Entendemos La Historia Completa De Gibbs En NCIS | 170,932 | |
| 30. | televisionpromosdb | NCIS Season 16 Promo (HD) | 170,216 | Preview |
| 31. | OSSA | NCIS Cast Changes 2021 You Definitely Didn’t See Coming! |⭐ OSSA | 162,841 | |
| 32. | TV Promos | NCIS 21x02 Featurette "The Stories We Leave Behind" (HD) Ducky Tribute | 160,901 | |
| 33. | TV Promos | NCIS 17x10 Promo "The North Pole" (HD) ft. Cote de Pablo | 160,138 | |
| 34. | televisionpromosdb | NCIS 16x24 Promo "Daughters" (HD) Season 16 Episode 24 Promo Season Finale | 158,993 | Show |
| 35. | televisionpromosdb | NCIS 16x13 Promo "She" (HD) Season 16 Episode 13 Promo - ZIva Teaser | 148,669 | Show |
| 36. | OSSA | NCIS Los Angeles: Why Barrett Foa and Renée Felice Smith Are Leaving |⭐ OSSA | 143,755 | |
| 37. | TV Promos | NCIS & NCIS: Hawaii Crossover Event Trailer (HD) | 143,579 | |
| 38. | televisionpromosdb | NCIS: Los Angeles Season 10 Promo (HD) | 141,058 | |
| 39. | SpoilerTV | NCIS 16x04 Sneak Peek 1 "Third Wheel" | 128,702 | |
| 40. | Looper Español | Por Qué Este Personaje De NCIS Dejó La Serie | 127,030 | |
| 41. | TV Promos | NCIS 19x05 Promo "Face the Strange" (HD) Season 19 Episode 5 Promo | 126,214 | |
| 42. |  Cinema Secrets 1986 | 32 NCIS Actors Who Have Passed Away | 125,358 | |
| 43. | televisionpromosdb | NCIS 16x13 Extended Promo "She" (HD) Season 16 Episode 13 Extended Promo - Ziva Teaser | 116,842 | Show |
| 44. | TV Promos | NCIS 18x11 Promo "Gut Punch" (HD) Season 18 Episode 11 Promo | 113,608 | |
| 45. | Looper Español | Por Qué Pauley Perrette Nunca Fue La Misma Luego De NCIS | 108,836 | |
| 46. | TV Promos | NCIS 18x14 Promo "Unseen Improvements" (HD) Season 18 Episode 14 Promo | 105,798 | |
| 47. | TV Promos | NCIS: Los Angeles 13x02 Promo "Fukushu" (HD) Season 13 Episode 2 Promo | 104,436 | |
| 48. | TVLine | 'NCIS': Mark Harmon Exits After 19 Seasons | NewsLine | 101,428 | Show |
| 49. | Looper | Why The NCIS Creator Was Fired From His Own Show | 101,226 | Show |
| 50. | TV Promos | NCIS 19x04 Promo "Great Wide Open" (HD) Season 19 Episode 4 Promo | 101,196 | |
| 51. | TV Promos | NCIS 18x13 Promo "Misconduct" (HD) Season 18 Episode 13 Promo | 100,535 | |
| 52. | TV Promos | NCIS 19x07 Promo "Docked" (HD) Season 19 Episode 7 Promo | 99,256 | |
| 53. | TV Promos | NCIS 19x03 Promo "Road to Nowhere" (HD) Season 19 Episode 3 Promo | 98,375 | |
| 54. | OSSA | NCIS: What Happened to The Former Actors of the Show? |⭐ OSSA | 98,301 | Show |
| 55. | televisionpromosdb | NCIS: Los Angeles 10x17 Promo "Till Death Do Us Part" (HD) Kensi & Deeks Wedding | 97,988 | Show |
| 56. | TV Promos | NCIS: Los Angeles 11x17 Promo "Watch Over Me" (HD) Season 11 Episode 17 Promo | 95,345 | |
| 57. | TV Promos | NCIS 18x10 Promo "Watchdog" (HD) Season 18 Episode 10 Promo | 92,698 | |
| 58. | TV Promos | NCIS 17x14 Promo "On Fire" (HD) Season 17 Episode 14 Promo | 92,512 | |
| 59. | TV Promos | NCIS: Los Angeles 12x03 Promo "Angry Karen" (HD) Season 12 Episode 3 Promo | 91,931 | |
| 60. | televisionpromosdb | NCIS: Los Angeles Season 11 All Sneak Peeks (HD) | 91,530 | |
| 61. | TV Promos | NCIS 17x03 Promo "Going Mobile" (HD) Season 17 Episode 3 Promo | 90,482 | |
| 62. | Looper Español | La Verdad Sobre El Bote Que Gibbs Está Construyendo En NCIS | 88,803 | |
| 63. | TV Promos | NCIS: Los Angeles 12x12 Promo "Can’t Take My Eyes Off You" (HD) Season 12 Episode 12 Promo | 86,774 | |
| 64. | TV Promos | NCIS: Los Angeles 13x04 Promo "Sorry for Your Loss" (HD) Season 13 Episode 4 Promo | 86,067 | |
| 65. | TV Promos | NCIS 18x15 Promo "Blown Away" (HD) Season 18 Episode 15 Promo | 84,960 | |
| 66. | TV Promos | NCIS: Los Angeles 12x13 Promo "Red Rover, Red Rover" (HD) Season 12 Episode 13 Promo | 78,403 | |
| 67. | TV Promos | NCIS 18x06 Promo "1mm" (HD) Season 18 Episode 6 Promo | 75,228 | |
| 68. | OSSA | The Real Reason Why Mark Harmon Leaves NCIS After 18 Years |⭐ OSSA | 71,520 | |
| 69. | TV Promos | NCIS 17x16 Promo "Ephemera" (HD) Season 17 Episode 16 Promo | 69,343 | |
| 70. | TV Promos | NCIS 19x17 Promo "Starting Over" (HD) NCIS: Hawaii Crossover Event | 67,534 | Show |
| 71. | TV Promos | NCIS 19x06 Promo "False Start" (HD) Season 19 Episode 6 Promo | 67,481 | |
| 72. | TV Promos | NCIS 18x12 Promo "Sangre" (HD) Season 18 Episode 12 Promo | 67,455 | |
| 73. | TV Promos | NCIS 18x07 Promo "The First Day" (HD) Season 18 Episode 7 Promo | 67,076 | |
| 74. | TV Promos | NCIS: Los Angeles 12x15 Promo "Imposter Syndrome" (HD) Season 12 Episode 15 Promo | 66,958 | |
| 75. | TV Promos | NCIS & NCIS: Hawaii Premiere Crossover Event Promo (HD) | 66,605 | |
| 76. | TV Promos | NCIS: Los Angeles 12x18 Promo "A Tale of Two Igors" (HD) Season 12 Episode 18 Promo Season Finale | 65,709 | |
| 77. | Looper Español | Por Qué Shannon Gibbs De NCIS Se Ve Tan Familiar | 65,324 | |
| 78. | TV Promos | NCIS 18x08 Promo "True Believer" (HD) Season 18 Episode 8 Promo | 62,891 | |
| 79. | TV Promos | NCIS 23x09 Promo "Heaven and Nature" (HD) | 61,473 | |
| 80. | televisionpromosdb | NCIS Season 17 Trailer (HD) Ziva Returns | 61,446 | Preview |
| 81. | TV Promos | NCIS Crossover Event "3 Shows" Trailer (HD) NCIS, Hawaii, Los Angeles | 59,131 | Show |
| 82. | TV Promos | NCIS: Los Angeles 12x14 Promo "The Noble Maidens" (HD) Season 12 Episode 14 Promo | 59,015 | |
| 83. | TV Promos | NCIS: Los Angeles 12x11 Promo "Russia, Russia, Russia" (HD) Season 12 Episode 11 Promo | 58,783 | |
| 84. | televisionpromosdb | NCIS 17x01 Sneak Peek "Out of the Darkness" (HD) Season 17 Episode 1 Sneak Peek | 58,408 | Show |
| 85. | TV Promos | NCIS: Los Angeles 12x16 Promo "Signs of Change" (HD) Season 12 Episode 16 Promo | 58,211 | |
| 86. | Looper | NCIS Facts You May Not Have Heard | 57,271 | |
| 87. | TV Promos | NCIS 19x08 Promo "Peacekeeper" (HD) Season 19 Episode 8 Promo | 56,944 | |
| 88. | TV Promos | NCIS 17x11 Promo "In The Wind" (HD) ft. Cote de Pablo | 56,793 | |
| 89. | TV Promos | NCIS: Hawaii 1x20 Promo "Nightwatch" (HD) Vanessa Lachey series | 56,409 | Show |
| 90. | televisionpromosdb | NCIS 16x14 Promo "Once Upon A Tim" (HD) Season 16 Episode 14 Promo | 55,927 | Show |
| 91. | TV Promos | NCIS: Los Angeles 12x09 Promo "A Fait Accompli" (HD) Season 12 Episode 9 Promo | 55,745 | |
| 92. | TV Promos | NCIS 17x12 Promo "Flight Plan" (HD) Season 17 Episode 12 Promo | 53,969 | |
| 93. | TV Promos | NCIS: Los Angeles 12x07 Promo "Overdue" (HD) Season 12 Episode 7 Promo | 52,873 | |
| 94. | televisionpromosdb | NCIS Season 17 "Ziva David Returns" Featurette (HD) Cote de Pablo | 52,513 | |
| 95. | televisionpromosdb | NCIS: Los Angeles 8x24 Promo "Unleashed" (HD) Season 8 Episode 24 Promo Season Finale | 52,428 | Show |
| 96. | TV Promos | NCIS 21x07 Trailer "A Thousand Yards" (HD) 1,000th Episode | 52,368 | Preview |
| 97. | televisionpromosdb | NCIS 17x02 Promo "Into The Light" (HD) Season 17 Episode 2 Promo ft. Cote de Pablo | 51,378 | Show |
| 98. | TV Promos | NCIS 18x09 Promo "Winter Chill" (HD) Season 18 Episode 9 Promo | 51,321 | |
| 99. | TV Promos | NCIS: Los Angeles 11x02 Promo "Decoy" (HD) Season 11 Episode 2 Promo | 51,139 | |
| 100. | Facts Verse | The Truth About Mark Harmon & NCIS | 51,015 | |
