Visible crew/equipment: During the beginning of the film whilst Tara is walking through the house, in the window to the right of the front door the camera guy can be seen during both scenes that take place during the hallway shots.
Visible crew/equipment: When Mia first does the ritual, you can see the boom mic on the bottom right corner. It hides in the dark corner, but if you look carefully, you can see it come in the shot. It's easier to, depending on how dark your screen is. (00:20:40)
Visible crew/equipment: When Will first drives out of the gas station frustrated the police aren't sending out a unit to him a police car is parked on the street in the background with its lights off. (Presumably stopping traffic in that lane for the scene). (00:14:40)