Lost: The Complete First Season (known as The Complete First Series in Region 2 markets) box set is the first DVD compilation of Lost episodes. It features the 25 hours of show produced as part of Lost Season 1, as well as a number of other special features. The DVDs were released September 6, 2005 in the United States, November 30, 2005 in Australia, and January 16, 2006 in the United Kingdom. The Blu-ray Disc set was released on June 16, 2009 in the United States.