Visible crew/equipment: When Kelly bursts into the classroom and pulls the main character out of the chair there is a shot of them from behind as they leave. There you can see the battery pack on the back of the main characters pants. (00:59:00)
The Girl Next Door (2004)
1 visible crew/equipment mistake - chronological order
Directed by: Luke Greenfield
Starring: Timothy Olyphant, Emile Hirsch, James Remar, Elisha Cuthbert, Nicholas Downs
Revealing mistake: When Eli and Klitz are being chased by Mule, Eli and Klitz go over the railing and land on the table. After that when Mule lands on the table you can see the table break a split second before he lands on it.
Trivia: The producers had asked porn star Jenna Jameson to appear in the movie, and she agreed. However, she wanted a larger role, that of Danielle, played by Elisha Cuthbert. The producers declined, and Jenna lost the role she was offered. (source: Elisha Cuthbert, speaking on "Lovelines" radio program.).
Question: The parent-to-child mini-movie, was that a real film or was it specially made for this one?
Answer: It is an actual sex education film titled "Parent to Child About Sex" by The Film Library Department of Human Resources.