In the helicopter chase Ethan and Linsey (and the defibrillator) are just sitting on the floor of the helicopter while it is doing very radical moves. They would have been thrown around. See more...
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Mission: Impossible 3 (2006) - 3 with pictures
Screenshots of mistakes that have been online for less than a year are only visible to members, but the rest are available to everyone. Don't forget to check out the picture of the day, updated daily, and the top 30 screenshots too.
Continuity: In the scene in Berlin, the female member of the IMF team starts with no special glasses/goggles, then has them up on her head, then, just before the shooting begins, she puts them over her eyes, but later, while the shooting is still going on, they are back up on top of her head. Then they completely disappear.