When Jack jumps out of the plane, he leaves the door open, but when the camera goes back to Mason the door is closed.
Jack asks the NEST specialist if he got a look at the timer, and how much time is left on the bomb's countdown. He responds by saying 55 minutes, but the camera shows the timer counting down from 48:58.
At 9:20, when Lynn Kresge (Michelle Forbes) is explaining to President Palmer about the option of flying the nuke to the Mojave Desert, the overhead projection shows typos, "Unihabited" vs "Uninhabited."