In the barn, Martha's heads up display indicates Blake and Stark as Head of Operations,and Head of Research respectively. They will not receive these job titles until the end of the episode.
When the Drones are attacking the EM generators in town Sheriff Carter is seen getting into Deputy Lupo's newer Jeep Liberty but in the next shot he is racing toward his house in his older Jeep Cherokee.
When talking to Jack about her new job at Cafe Diem, Zoe says she is nearly 17, but when Martha scans her later that day the analysis on Martha's interface says Zoe is already 17.
When Vincent hands Joe and Zane their coffee, there are no lids on the cups. In the next shot, they both have lids.
When Martha scans Zoe in the freezer she shows Zoe's GPA as 4.0. As it was revealed earlier that Zoe has made at least two "B's", a 4.0 would be impossible.
When Thorne is watching the on screen radar and attempting to contact the fighter pilot, after Zane disables communications, the screen reads Communcations: Offline.