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;
Birthright (Star Trek: The Next Generation) him to undergo three hours of makeup each day, but he said that "I had such a good time that I would love to do another "Star Trek"". He would go on to be cast in a recurring role on "" as Admiral Owen Paris, the father of Tom Paris. Brent Spiner plays two roles in this episode - that of his main character, Data, and his creator, Dr. Noonien Soong. "Birthright, Part I" is a crossover episode featuring some of the characters from "". "Birthright, Part II" was the only episode directed by visual effects supervisor Dan Curry. The