Visible crew/equipment: When Helen is driving Sydney home from the hospital you can see a stage light, boom operator, and crew man in the chrome hood of the car.
Visible crew/equipment: Just before Colin Farrell shoots the guy in the bathtub, the shadows of the camera, some wires and a boom mike are visible.
Visible crew/equipment: In the scene of the rehearsal dinner, when they start toasting, several cameras are visible. Not the guy's handicam, but actual cameras.