When Alex and Jason are climbing up the ladder by the ship's side, in one shot the ship's side is in good condition, but in the next shot, it is rusted.
When the helicopter is rescuing Alex and Jason, houses and trees are reflected in the helicopter's side window.
Alex just hit the Captain with the drawer and the sign from the boat fell out. In one scene it said Log, and in the next scene it says an.
When Alex rescues Jason, a crew member's arm is reflected in the glass door of the container.