Visible crew/equipment: At the end of the film, when we see Annette driving the black car, as the camera pans up, you can see the camera crew in the reflection of the side of the car. (01:33:30)
Visible crew/equipment: When the camera pans out to an overhead shot as Annette and Sebastian hold hands in his car, a cameraman wearing a white shirt is visible, reflected in the car's windshield. (00:50:50)
Visible crew/equipment: When Cecile sits with her Diet Coke on the floor, Kathryn knocks on the door, and Cecile gets up to open it. If you look by the chandelier you can clearly see the whole boom mic come down into the shot. (00:50:55)
Answer: Sebastian could have had a will and left it to her. Plus she was likely either in jail or rehab after being caught with cocaine, leaving her with little power to do anything about it.
LorgSkyegon