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;
Chain of Command (Star Trek: The Next Generation) no opportunity to learn his lines. In response, the dialogue were written onto boards for him to read out as he went along. He preferred the Madred character to either of his previous "Star Trek" characters because of the scenes with Stewart, which he called "wonderful". This two-part episode is ranked tenth in "Entertainment Weekly"s list of top 10 "Star Trek: The Next Generation" episodes. Chain of Command (Star Trek: The Next Generation) "Chain of Command" is a two-part episode of the American science fiction television series "". It aired as the 10th and 11th episodes of the , the