Factual error: When Julie's undressing in the shower scene she steps out of a slip. Impossible as she was wearing pants, women wear slips only with dresses.
Visible crew/equipment: Naomi Arai snuck back home from the window. When she walks down the stairs to go in the dining room, you can see on the upper floor wall to her left the shadow of the camera crew following her. (00:01:20)