Visible crew/equipment: As they notice something large pass through the woods, the camera pans from left to right You can see a blinking light to the right of the waterfall in the distance on the lake, which is something in the park in New Zealand. (00:36:50 - 00:37:30)
Suggested correction: The flashing light actually belongs to the rotating beacon light on top of the shuttle. This light is shortly after when the crew start to return before it explodes.
Visible crew/equipment: Near the end when they kidnap the president and steal the electric car, you can see a stunt pad marked with a yellow "x" as the 2nd secret service agent jumps to the ground while avoiding the car coming out of the parking garage.
Visible crew/equipment: When the police woman falls off the boat when the shark hits it, on the right side of the screen, you can see a hand outstretched, as if reaching out to grab her. It doesn't belong to the only other person on the boat, since he's behind the wheel and completely out of reach. So, it belonged to a person who wasn't supposed to be there.
Visible crew/equipment: When Baby is in the car that he stole after running away from the mall center and he crashes against the back of the pickup, you can see the cameraman and the crew member on his left reflected in the rear window.
Visible crew/equipment: When the camera cuts to Andy's close-up as he's punching in his safe code, you can see a set light reflected in his eye. There's nothing in the scene in front of him that could be creating such a reflection.
Visible crew/equipment: When Jen steps out of the helicopter upon arriving at the house, she looks at the house for a few seconds, then turns around to face Richard. When she turns her head, a white reflector screen can be seen reflected in her sunglasses. (00:02:20)
Visible crew/equipment: During Gibbons' funeral, when the camera pans up to eventually catch Vin Diesel sitting in the gallery, a few extras (such as the woman two rows behind the one with the flaming red hair) look up following the movement of the crane. (01:36:10)