Harry Potter and the Half-Blood Prince Trailer 2 [SE] by David Yates To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video. Follow us on next video flv (640x360) [21 MB] <embed> Copy and paste the code in your html to embed this video, making sure to credit Cineuropa: See alsoHarry Potter and the Half-Blood Prince [UK, US] (2009): film profile, trailer