The first teaser trailer for Harry Potter and the Deathly Hallows has appeared on the DVD/Blu-ray for Harry Potter and the Half-Blood Prince which is out on Tuesday. This approximately two minute video has introductions and behind the scenes glimpses followed by the teaser. Harry Potter and the Deathly Hallows: Part I is slated to release on November 19th 2010 with the conclusion to the franchise coming July 2011.