Patrick's insult to Tamara early in the film, "trailer-trash whore", was ad-libbed by the actor. This was not in the script since writer Jeffrey Reddick himself grew up in a trailer.
The color red is scarce throughout the film. Its only presence is on Tamara.
In the original script, Chloe was a closeted lesbian
The photos of a young Tamara with her mother are actual photos of actress Jenna Dewan with her own mother.
Jenna Dewan(Tamara)found the high heels her character wore throughout the film uncomfortable and hard to move around in.She asked to go barefoot,but the director insisted that she wear the heels.