Continuity mistake: Duckey says there are 3 ways to kill a mongoose, while he has some form of medical instrument in his hand. However when he bends down to point at the victim's face, the instrument has disappeared. (00:04:10)
A Weak Link - S1-E22
Continuity mistake: When DiNozzo and Gibbs are looking around the garage, DiNozzo starts to put his gloves on. Camera cuts and he's holding his gloves again. (00:12:00)
See No Evil - S2-E1
Continuity mistake: In the scene where Gibbs' phone breaks, and he tells McGee to "reboot" it, Tony is in the back, getting a phone out of the cabinet. He starts to give the phone to McGee. The next shot, the cabinet opens again, and Tony pulls out the phone again and gives it to McGee. (00:04:55)
See No Evil - S2-E1
Continuity mistake: When Gibbs leads Tony and Kate to MTAC, Tony extends his arm in a "ladies first" gesture to let Kate go ahead of him, then drops his arm to his side. In the next shot, his arm is extended again and he drops it a second time. (00:16:30)
Continuity mistake: Gibbs asks Abby what she has got for him. Abby lists all the stuff she has found and holds up the magazine with 2 hands. Camera cuts and now she is holding the magazine in one hand. (00:09:30)
Continuity mistake: When Tony and McGee drive off the rear window is half open. The camera shows the car driving away and the rear window is closed. (00:14:40)
Continuity mistake: When Tony and McGee are driving in the car near the start, Tony has a dark shirt on. As the car drives off his arm outside the window has a light coloured top on. (00:14:40)
Continuity mistake: When Gibbs is leaning on the desk talking about the beetle, he has his legs apart. Camera cuts and they are crossed. (00:17:20)
Continuity mistake: When Tony is eating the nuts, he holds the container near the top. Camera cuts and he holds it near the middle. (00:22:30)
Lt. Jane Doe - S2-E4
Continuity mistake: At the start, the drink DiNozzo has swaps hands instantly. (00:01:50)
Continuity mistake: The amount of sandwich Tony has eaten when Abby is being hacked is constantly changing instantly. (00:13:00)
Continuity mistake: Just after Fornell is arrested, the agents are showing NCIS their surveillance of the mafia. When doing so, the headset on the one agent changes position instantly. (00:22:00)
Continuity mistake: When Gibbs has the Mafia boss against the car, his arm is across the Mafia guy's chest. Camera cuts and now it is right next to his neck. (00:34:50)
Continuity mistake: When Gibbs is walking away from the FBI agent at the start, he is approaching a tree. As the camera changes he is way past the tree. (00:04:50)
Chosen answer: "Policing your brass", means to pick up your expended shell casings, after firing your rifle, or pistol.
pross79