Not All Dogs Go to Heaven "American Dad!" character, Avery Bullock in "Lois Kills Stewie" (season 6, episode 5), and his "Star Trek: The Next Generation" character Captain Jean-Luc Picard in "Peter's Got Woods" (season 4, episode 11); Jonathan Frakes, Michael Dorn and Marina Sirtis also appeared in "Peter's Got Woods" as their respective "Star Trek: The Next Generation" characters William Riker, Worf, and Counsellor Deanna Troi. "Not All Dogs Go to Heaven" features the entire original cast of "Star Trek: The Next Generation": Stewart as Captain Picard; Frakes as Riker; Gates McFadden as Doctor Beverly Crusher; Brent Spiner as Lieutenant Commander Data; Dorn as Worf;
Brent Spiner In addition to the series and films, he voiced his character in several "Star Trek" video games, such as "Star Trek: Generations", "", "", and "". After appearing in several episodes as , the ancestor of Data's creator, Dr. Noonien Soong, Spiner also recorded dialogue as Data that was heard in the final episode of "", "These Are the Voyages...", which aired in 2005, bringing the "Star Trek" TV franchise Spiner had helped establish 18 years earlier to a close. In 1991, Spiner recorded an album of 1940s pop standards entitled "Ol' Yellow Eyes Is Back", the title of which