Visible crew/equipment: After Gibbs has Caitlin hydrate herself Caitlin asks the COB to show her to the Commander's facilities, and as Gibbs exits the Wardroom, the two T-marks are visible on the floor where Caitlin and the COB had been standing. (00:27:10)
Continuity mistake: When Abbi asks Gibbs to smell the shirt, the way she holds the shirt changes instantly. (00:04:05)
Visible crew/equipment: When Nasser is brought to the interrogation room he raises his handcuffed arms and Gibbs nods no to removing them. In the next closeup of Nasser's handcuffs we can see the black taped mat on the floor (also visible in a following shot) which doesn't exist in overhead shots, then as the camera tilts up the reflection of the camera operator (wearing shorts) and camera are visible in the mirror. (00:16:30)
Continuity mistake: When Nasser is brought to the interrogation room to meet with Agent Cassidy, at first the handcuff is around Nasser's left wrist with its single metal bar facing out, but when Cassidy says, "Now please," Nasser's handcuff is on the opposite way, with its double bar facing out. (00:35:50)
Marine Down - S1-E9
Continuity mistake: When Gibbs tapes Kate's palm pilot to the target it hangs vertically. Camera changes and now it is hanging horizontally. (00:03:15)
Marine Down - S1-E9
Visible crew/equipment: When the team meets the Colnol for the "off the record chat" they walk past a black 4x4 that reflects the camera following them. (00:07:35)
Marine Down - S1-E9
Continuity mistake: After speaking with the colonel about the incident, we see an aerial shot of the colonel and a marine walking off, leaving the 3 NCIS agents on their own with no-one behind them. As the agents start walking a marine appears behind them. (00:09:00)
Marine Down - S1-E9
Visible crew/equipment: After Gibbs meets with the real Colonel Walsh, when he's back at NCIS Gibbs asks for Morrow's help to gain access to records, and in the overhead shot a crew member's leg (wearing jeans and a sneaker) is visible on the left side of the screen, directly behind Morrow. (00:11:50)
Marine Down - S1-E9
Visible crew/equipment: Just after Gibbs has fired at the car speeding away, a camera pops into shot on the screen right. (00:25:00)
Marine Down - S1-E9
Visible crew/equipment: In the final scene, the camera, crew and light panels are briefly captured reflected in the door of the silver sports car when Gibbs gets in. (00:43:00)
Factual error: While the NCIS crew are working a crime scene, Ducky starts yet another parable about his past experiences, referring to the dating of an Indian skeleton by the caliber of the bullet, "a 40-75". He states that since he knew the year that the US Army used that caliber, he could accurately date the remains. Unfortunately for Ducky, the US Army never used a 40-75. It did, however authorize a contract for a 45-70 cartridge in 1873. (00:09:20)
Visible crew/equipment: While Caitlin and Jane Doe are talking about blueberries it cuts to the doctor telling Gibbs that he can't release Jane Doe, and at the start of the next shot the pink T-mark is visible on the floor in front of Gibbs. (00:13:10)
Continuity mistake: When Kate is putting all the pieces together about Suzanne, she has her hand up. Camera cuts and her arms are crossed. (00:40:20)
Visible crew/equipment: When Gibbs tells Abby to run the print through the military database a tape marker is visible by his feet. (00:09:40)
Continuity mistake: When talking to the warehouse manager, the manager has a clipboard with pink post it notes on. Watch closely and you will see the clipboard is constantly facing different directions as indicated by the pink post it notes. It some shots it's facing away from the manager, and in others it's facing the manager. (00:05:05)
Chosen answer: It is never stated, however she must have been there several years if she is on presidential detail.