Other mistake: When Porter cuts the fuel line on the car and is about to light it, Carter's henchmen see him and act surprised. Despite having ample time to get out (as any rational person might do), they just sit in the car and wait for it to explode.
Other mistake: When Bill Gates arrives in Albuquerque, after Paul Allen says "It's not so bad when there's no wind" the subtitles say "oh yeah? what is that?" however the audio says "oh yeah? when is that?"
Other mistake: When the Boogeyman gets hit with the plastic eye the Boogeyman flips over when the Boogeyman should have just fallen.