Brent Spiner Justice" episode "Revelation", providing the voice of the Joker. Spiner has also guest-starred on the Syfy program "Warehouse 13" as Brother Adrian in the third and fourth seasons. In episode seven of season four, the character Pete Lattimer jokingly describes another obsessively tidy character in this episode as "Commander Data". Spiner's web site is at therealbrentspiner.com. He selected that domain name because someone else bought the domain name brentspiner.com before he could do so, and he was not amenable to paying the price the owners demanded for it, which Spiner called "inflated". Brent Spiner Brent Jay Spiner (; born February
In Theory (Star Trek: The Next Generation) on VHS cassette, appearing on September 5, 1991, in the United States and Canada. The episode was later released on LaserDisc on September 24, 1996, and also included on the "Star Trek: The Next Generation" season four DVD box set, released in the United States on September 3, 2002. The first Blu Ray release was in the United Kingdom on July 29, 2013, followed by the United States on July 30. In Theory (Star Trek: The Next Generation) "In Theory" is the 25th episode of the of the American science fiction television series "", originally aired on June 3, 1991,