Warner Home Video has issued the press release for the September 11 release of The Big Bang Theory: Season 5 DVD and Blu-ray in the United States. The box-sets will include all twenty-four episodes of the 2011/12 season along with three behind-the-scenes featurettes and a gag reel.

The special features included are: The Big Bang Theory @100 featurette: The cast and producers celebrate the 100th episode, The Big Bang Theory's Laws of Reflection featurette: The cast reflects on their favorite memories from Season 5, Professors of Production featurette: A behind-the-scenes look at the various departments that bring the show together each week, and a gag reel.

The five-disc Blu-ray includes the episodes on two high-definition Blu-ray discs, three standard-definition DVDs and also on UltraViolet downloads (USA only, other limitations apply). The episodes are presented on the Blu-ray discs in 1080p Full HD with DTS-HD Master Audio for English 5.1.

In the United Kingdom and Ireland, The Big Bang Theory: Season Five DVD and Blu-ray will be released on Monday, September 24. This is the first Blu-ray release of the show in those countries. Both the DVD and the Blu-ray will include digital copies of the episodes, although the downloads can only be redeemed by residents of the United Kingdom. Season Five DVD and Blu-ray sets are expected to be released in Australia and New Zealand later this year, but release dates have not yet been announced.