The day that the final bedroom scene was shot was the same day that Hillary Clinton came to the Fort Worth Stockyards to campaign for the 2008 Democratic nomination. Both David Sowden and Nicholas Zebrun were attendance that day.
The two bathrooms featured in the film are in two completely separate houses right across the street from one another.
David Sowden: [Airplane] In the scene where the Man is stuck in traffic, an airplane can be heard passing overhead. This sound is used in every one of David Sowden's directorial works.