Double Blind is the twenty-third episode of Season Ten of NCIS and the 233rd episode of the entire NCIS series.
In the aftermath of Ziva killing Ilan Bodnar who was responsible for the deaths of Eli David and Jackie Vance, NCIS finds itself under investigation from a Department of Homeland Security agent and the consequences that emerge could prove damaging or even-life changing for everyone involved, especially Gibbs and his team while the NCIS team investigate when a Petty Officer claims that he's being followed with the team wondering if the Officer's claims are paranoid or tied to national security.
The episode opens with a recap of what happened in the previous episodes and ends with NCIS Special Agent Ziva David telling NCIS Director Leon Vance that it's over, Ziva referring to the fact that she tracked down and killed her former friend, rogue Mossad operative, Ilan Bodnar in the previous episode.
- Department of Defense agent Richard Parsons is introduced for the first time.
- It's revealed that Ziva has sold her Mini Cooper and bought a Camaro instead.
- It's revealed that the official report for Bodnar's death indicated that he fell off the ship and Ziva attempted to stop him.
- Gibbs ends up being arrested by Richard Parsons for obstructing justice.
|Leroy Jethro Gibbs||Mark Harmon||Special Agent in charge of the NCIS Major Case Response Team|
|Anthony DiNozzo||Michael Weatherly||Senior Special Agent and second-in-command of the NCIS Major Case Response Team.|
|Ziva David||Cote de Pablo||Junior Special Agent of the NCIS Major Case Response Team.|
|Timothy McGee||Sean Murray (actor)||Special Agent of the NCIS Major Case Response Team.|
|Abigail Sciuto||Pauley Perrette||Chief Forensic Specialist of the NCIS Major Case Response Team.|
|James Palmer||Brian Dietzen||Medical Examiner Assistant.|
|Leon Vance||Rocky Carroll||Director of NCIS.|
|Donald Mallard||David McCallum||Chief Medical Examiner of the NCIS Major Case Response Team.|
|Richard Parsons||Colin Hanks||A Department of Defense agent.|
|Petty Officer Third Class Evan Lowry||Sean Marquette||A man who appears in the episode.|
|Dr. Hale||Meeghan Holaway||A woman who appears in the episode.|
|Simon Gravy||Frederick Koehler||A man who appears in the episode.|
|Martin Archer||Neil Brown, Jr.||A man who appears in the episode.|
|Marine Lance Corporal Stella Brooks||Catherine Kresge||A woman who appears in the episode.|
|Female Soldier 1||Emily Dunham||A woman who appears in the episode.|
|Female Soldier 2||Jessie Graff||A woman who appears in the episode.|
|Ray Kessel||Alain Uy||A man who appears in the episode.|
|Navy Personnel||Alexia Pearl||A woman who appears in the episode.|