Seasons 1 to 6 have been released on high-definition Blu-ray and Season 7 is to be released as a Manufacture-on-Demand title exclusively through Amazon.com, but additional Blu-ray releases are uncertain at this time.
Seasons 1 to 7 have been released on high-definition Blu-ray, though Season 7 is only available exclusively through Amazon.com. While widely praised, additional Blu-ray releases are uncertain at this time.