At the end of the episode when Stan has a black eye, in one shot both his upper and lower eyelid are black and blue. It cuts away for a moment, and when it returns to Stan, only the bottom eyelid is black and blue. It cuts away again for a moment, and when it goes back to Stan again, both upper and lower eyelids are back to being black and blue.
The American flag on the wall in the CIA border monitoring room is hung incorrectly, with the blue field on the upper right.
Twice the Threat Level indicator is shown on the fridge and both times it's missing the arrow.