Character mistake: When Henry is speaking to the detective involved in investigating his father's death, the detective says that based upon evidence found at the house he requested a toxicology screen, which showed that his father died of a barbiturate overdose. He continues to explain that he found an empty bottle of hydrocodone in the bathroom trash can. Hydrocodone is an opiate, not a barbiturate. (00:07:35)
Continuity mistake: After the first scene you can see Elizabeth and her student standing together talking in the background. Then it shows him calling out to her as she's going to go down the stairs. (00:00:49)
Family Separation: Part 2 - S5-E11
Character mistake: Pot Lobbyist Win Barrington pitches the pros for legalization of marijuana to a governor by saying 10 years ago US Customs and Border Patrol seized over 4 million pounds of marijuana. However, there is no agency by that name. The correct agency name is US Customs and Border Protection. (00:32:00)
Just Another Normal Day - S1-E4
Continuity mistake: In the morning kitchen scene with the kids eating breakfast, the daughter bends down and grabs a blue box of cereal from the bottom cupboard. Next cut from the opposite angle, shows that she now has a yellow box of cereal instead. (00:12:25)
Night Watch - S4-E22
Continuity mistake: You see the same scene twice in this episode, where NSA Ellen Hill gets a phonecall from stratcom, in the second scene (which is a rerun of the "first" scene), her ringtone is completely different. (00:04:40 - 00:10:50)