| Episode Number | Title | Airdate | Notes | |
|---|---|---|---|---|
| Series | Season | |||
| 163 | 1 | Vorlage:Ep | 21 Sep 2010 | Season Premiere. |
| 164 | 2 | Vorlage:Ep | 28 Sep 2010 | William Devane appears as a former black ops operative. |
| 165 | 3 | Vorlage:Ep | 5 Oct 2010 | A home invasrrrion exposes a gang related shooting. |
| 166 | 4 | Vorlage:Ep | 12 Oct 2010 | A Marine dies aboard a Royal Navy vessel. |
| 167 | 5 | Vorlage:Ep | 19 Oct 2010 | A naval officer dies during a killing at a radio station. |
| 168 | 6 | Vorlage:Ep | 26 Oct 2010 | Abby becomes emotionally involved in the investigation of a murder. |
| 169 | 7 | Vorlage:Ep | 9 Nov 2010 | The return of DiNozzo Sr. |
| 170 | 8 | Vorlage:Ep | 16 Nov 2010 | The return of Mossad Director Eli David. |
| 171 | 9 | Vorlage:Ep | 23 Nov 2010 | Explores the relationship between Eli David and Director Leon Vance, |
| 172 | 10 | Vorlage:Ep | 14 Dec 2010 | A district attorney enlists the aid of NCIS to find a witness. |
| 173 | 11 | Vorlage:Ep | 11 Jan 2011 | CGIS Special Agent Abigail Borin returns. |
| 174 | 12 | Vorlage:Ep | 18 Jan 2011 | This episode introduces Dr. Walter Magnus. |
| 175 | 13 | Vorlage:Ep | 1 Feb 2011 | The case centers on domestic abuse. |
| 176 | 14 | Vorlage:Ep | 8 Feb 2011 | The team undergoes psychological evaluations. |
| 177 | 15 | Vorlage:Ep | 15 Feb 2011 | The team is assigned to protect the daughter of the Belgravian Defense Minister. |
| 178 | 16 | Vorlage:Ep | 22 Feb 2011 | Beth Riesgraf appears in the role of Maxine Edwards. |
| 179 | 17 | Vorlage:Ep | 1 Mar 2011 | Michael Weatherly directed the episode. |
| 180 | 18 | Vorlage:Ep | 22 Mar 2011 | The story for the episode was written by a technical advisor. |
| 181 | 19 | Vorlage:Ep | 29 Mar 2011 | The case is a treasure hunt, the treasure being a manuscript containing sensitive information. |
| 182 | 20 | Vorlage:Ep | 5 Apr 2011 | This episode marks the beginning of multiple episode story arc involving a serial killer known as the "Port to Port" killer. The storyline will continue through the season finale with its resolution coming during Season Nine. |
| 183 | 21 | Vorlage:Ep | 12 Apr 2011 | Barrett's Team assumes responsibility for the Port to Port serial killer case, while Gibbs' team investigates a murder at the Pentagon. |
| 184 | 22 | Vorlage:Ep | 3 May 2011 | The episode explores DiNozzo's origins. |
| 185 | 23 | Vorlage:Ep | 10 May 2011 | It comes to light that the "Port to Port" killer has infiltrated the Navy Yard. |
| 186 | 24 | Vorlage:Ep | 17 May 2011 | Season Finale. |
