The waiting hovercraft is floating in the water and tied up next to a quay. That would never happen. They are amphibious and it would have been driven up a ramp on land, so the engines could be turned off without the fans/ducts flooding.
Lana's Tec-9 is 'mirrored'. On the real guns, the charging handle is on the left hand side and the right hand side should show the ejection port.
In front of Kazak's house, Archer stops the car so hard that Lana bangs her head on the dash. The tiny, weak drum brakes on that ancient Fiat Nuova 500 could never do that, not even when it was brand-new.