Bulletproof is the fifteenth episode of Season Eleven of NCIS and the 249th of the series as a whole.
After uncovering bulletproof vests in a truck filled with stolen U.S.M.C. merchandise, the NCIS team attempts to locate both the source and any vests that had been shipped to military personnel overseas with the investigation becoming intense when Abby discovers that the supposedly safe body armor vests that were found in the truck are actually faulty...
- During DiNozzo and Delilah's naming game, she mentions 'Logan Cale', a character that Micheal Weatherly previously played in James Cameron's Dark Angel.
|Leroy Jethro Gibbs||Mark Harmon||Special Agent in charge of the Major Case Response Team, NCIS|
|Anthony DiNozzo||Michael Weatherly||Senior Special Agent, MCRT, NCIS|
|Timothy McGee||Sean Murray||Special Agent, MCRT, NCIS|
|Abigail Sciuto||Pauley Perrette||Chief Forensic Specialist,NCIS|
|James Palmer||Brian Dietzen||Assistant Medical Examiner.|
|Donald Mallard||David McCallum||Chief Medical Examiner, NCIS|
|Leon Vance||Rocky Carroll||Director of NCIS.|
|Eleanor Bishop||Emily Wickersham||NSA Analyst and NCIS Special Agent.|
|Delilah Fielding||Margo Harshman||DOD employee and Special Agent Timothy McGee's current girlfriend. Now paralyzed from the waist down.|
|Benson Honeycutt||Adrian LaTourelle||A man who appears in the episode.|
|Fay Gussman||Challen Cates||A woman who was later revealed to be the one responsible for selling the faulty bulletproof vests. Later dies after getting involved in a shootout with the NCIS team.|
|Chris Valley||Jarrod Bailey||A man who appears in the episode.|
|Chris Hoffman||Ki Hong Lee||A man who appears in the episode.|
|Karen Upline||Sarah Aldrich||A woman who appears in the episode.|
|Freddie Linn||Kurt Yaeger||Mallory Linn's son and a former Marine left paralyzed due to faulty body armor.|
|Mallory Linn||Shannon Cochran||Freddie Linn's mother.|