Harry Potter and the Half-Blood Prince subtitled trailer

First real trailer of the sixth movie adapted from JKR's saga "Harry Potter".

Subtitled version of the trailer released on july, the 29 of 2008.

Thanks to Pigwidgeon Took for the transcript http://www.snitchseeker.com/harry-potter-news/half-blood-prince-teaser-trailer-released-update-4-a-58031/