- Adaptational Attractiveness: In real life, Gertrude looked like this◊.
- Adapted Out : Gertrude had seven children, while she has six in the film.
- All-Star Cast: In addition to Page and Keener, James Franco stars in the film.
- Dueling Movies: The Girl Next Door 2007, a more extreme adaptation of the Likens case, based on the novel by Jack Ketchum, was also released in the same year.
- Dyeing for Your Art: Ellen Page effectively starved herself for the role of Sylvia.
- Playing Against Type: Tommy O'Haver had done comedy based films before An American Crime, such as Ella Enchanted.
Trivia / An American Crime