When the girls return to their hotel after raiding the terrorist camp, three of them exit the jeep and leave their rifles in it. However, when they enter their suite in the hotel a few moments later, they are carrying their rifles.
When Jan leaves the tub in the hotel room to answer the phone, she is alternately wet/dry between shots.
While in Las Vegas, one of the girls makes a reference to prostitution being legal there. Legalized prostitution in Nevada is up to each individual county; only a few counties allow it, and Clark County - where Las Vegas is located - is not one of them.
Most of the actors trip over their words and stutter like they forgot their lines.
The castle where Jack is being kept prisoner is supposed to be on an island in a lake in the middle of the Arabian desert. Besides the fact that there are no lakes in the middle of the Arabian desert, when the castle (stock footage) is shown, it is several hundred feet up on a cliff, no lake is visible anywhere, and it is surrounded by (obviously European) mountains.
In the final scenes at the diplomats office, boom mics are clearly visible and moving much of the time. At one point the entire mic and a long section of the arm can be seen.