Visible crew/equipment: Towards the beginning, during Ricky's talk with the psychiatric doctor, there is a scene where Ricky is sitting in his chair talking, and at the top of the screen, there is a very noticeable microphone hanging down into the camera's view. A few moments afterward, you see it fly up and out of the camera's view.
Visible crew/equipment: Crew members can be seen reflected in the rear view mirror of Clay's convertible after he and Blair have their argument in the tunnel.
Visible crew/equipment: When Riggs and Murtaugh compare their targets, a crew member sneaks up behind Riggs and disappears in the next shot. (00:53:30)