The Emissary (Star Trek: The Next Generation) The Emissary (Star Trek: The Next Generation) "The Emissary" is the 20th episode of the of the American science fiction television series "", the 46th episode overall, first airing on June 26, 1989. In this episode, the "Enterprise" is sent a half-Klingon, half-human emissary to help them deal with a three-quarter century-old Klingon sleeper-ship who believes they are still at war with the Federation. The Federation starship "Enterprise", under the command of Captain Jean-Luc Picard, receives an urgent message from Starfleet Command ordering them to a set of coordinates without stating a reason. While en route, they are contacted by
Descent (Star Trek: The Next Generation) of the set of "Star Trek: The Next Generation", which included an opportunity by Hawking to sit in the captain's chair. Freedman told the show's executive producer, Rick Berman, that Hawking would appear on the show if asked. Hawking accepted the ensuing offer, marking the first time a guest star played himself on an episode of any "Star Trek" series. After he was sent the script, he made some modifications to it, including improving a humorous line of dialogue to make it funnier, which Berman called "delightful". Later, when actor Brent Spiner, who appeared in the scene with Hawking, first