just found these videos on youtube i thought someone may be interested in, its an in depth analysis of the Exorcist, and talks about alot of themes that i had no idea even existed in the movie until now
Pt 1.
http://tinyurl.com/yol99q
Pt 2.
http://tinyurl.com/2da4sy
its really interesting, if any fans have a spare 20 min id recomend it.
the guy has also done a bunch of other movies on his youtube page as well (matrix, 2001, clockwork orange, the shining, psycho, alien) check em out.