The author of this review of the
The Skeleton Key DVD mentions that her knowledge of voodoo is based solely on what she saw on DS. Not a bad resource if you ask me.
Check out:
Scars Horror Reviews(Scroll down to January 20th.)
And if you're so inclined, check out the review of the
A Nightmare on Elm Street DVD (currently at the top of the page), which, of course, mentions Johnny Depp's "stand out" performance (and is what led me to discover
The Skeleton Key review.)