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;
Star Trek: The Next Generation (two boxed sets per season), and as with the US releases were in the NTSC format and ordered by production code. The European laserdiscs were released in the PAL format and included the ten two-part telemovies as well as a disc featuring the episodes "Yesterday's Enterprise" and "Cause And Effect". The pilot episode, "Encounter At Farpoint", was also included in a boxed set called "Star Trek: The Pilots" featuring the pilot episodes from "Star Trek: The Original Series", "Star Trek: The Next Generation", "Star Trek: Deep Space Nine", and "Star Trek: Voyager". The first season of the series was released