Worf, son of Mogh is a fictional character in the Star Trek franchise, portrayed by actor Michael Dorn. He appears in the television series Star Trek: The Next Generation (TNG), seasons four through seven of Star Trek: Deep Space Nine (DS9), and the third and final season of Star Trek: Picard, as well as the feature films Star Trek Generations (1994), Star Trek: First Contact (1996), Star Trek: Insurrection (1998), and Star Trek: Nemesis (2002).
Deanna Troi is a main character in the science-fiction television series Star Trek: The Next Generation and related TV series and films, portrayed by English actress Marina Sirtis. Troi is half-human, half-Betazoid, and has the psionic ability to sense emotions. She serves as the ship's counsellor on USS Enterprise-D. Throughout most of the series, she holds the rank of lieutenant commander. In the seventh season, Troi takes the bridge officer's examination and is promoted to the rank of commander, but continues as counsellor.
William Thomas "Will" Riker is a fictional character in the Star Trek universe appearing primarily as a main character in Star Trek: The Next Generation, portrayed by Jonathan Frakes. Throughout the series and its accompanying films, he is the Enterprise's first officer, and briefly captain, until he accepts command of the USS Titan at the end of Star Trek: Nemesis. He is the husband of Deanna Troi.
Natasha "Tasha" Yar is a fictional character that mainly appeared in the first season of the American science fiction television series Star Trek: The Next Generation. Portrayed by Denise Crosby, Yar is chief of security aboard the Starfleet starship USS Enterprise-D and carries the rank of lieutenant.
Dr. Katherine Pulaski is a fictional medical doctor in the American science fiction television series Star Trek: The Next Generation. She served a rotation as the chief medical officer aboard the Federation starship USS Enterprise-D. During her time on the ship, her medical skills saved the lives of both Captain Jean-Luc Picard and Commander William Riker. She inadvertently caused Geordi LaForge to create a hologram of Professor Moriarty that became self-aware, after a bet involving the abilities of Lt. Commander Data. Pulaski seemed averse to most new technology and preferred to avoid the transporter, but was forced to rely on it to save her own life from a genetically-modified infection. Before arriving on the Enterprise-D, she previously served on the USS Repulse. For a time in her past, she was romantically involved with William Riker's father, Kyle Riker, with whom she has maintained a friendship.
"Redemption" is a two-part episode of the American science fiction television series Star Trek: The Next Generation. Parts I and II of "Redemption" comprise the 100th and 101st episodes of the series, also being the fourth season finale and the fifth season premiere.
"Power Play" is the 115th episode of the American science fiction television series Star Trek: The Next Generation. It is the 15th episode of the fifth season.
Star Trek: Titan is a series of science fiction novels set within the Star Trek media franchise, which detail the adventures of the USS Titan under the command Captain William T. Riker, who was part of the main cast the 1987-1994 TV series Star Trek: The Next Generation and its spinoff films. The series was published by Simon & Schuster imprints Pocket Books, Pocket Star, and Gallery Books from 2005 to 2017. The novels are set after the events depicted in the 2002 film Star Trek: Nemesis.
"Yesterday's Enterprise" is the 63rd episode of the American science fiction television series Star Trek: The Next Generation. It is the 15th episode of the third season, first airing in syndication in the week of February 19, 1990. Set in the 24th century, the series follows the adventures of the Starfleet crew of the Federation starship Enterprise-D. In this episode, the ship's crew must decide whether to send the time-travelling Enterprise-C back through a temporal rift to its certain destruction, to prevent damaging changes to their timeline.
"Angel One" is the fourteenth episode of the first season of the American science fiction television series Star Trek: The Next Generation. It was first broadcast on January 25, 1988, in the United States in broadcast syndication. It was written by Patrick Barry and was directed by Michael Ray Rhodes.
"The Arsenal of Freedom" is the twenty-first episode of the American science fiction television series Star Trek: The Next Generation, originally aired on April 11, 1988, in broadcast syndication. The teleplay was written by Richard Manning and Hans Beimler, based on a story by Beimler. The episode was directed by Les Landau.
"Symbiosis" is the twenty-second episode of the American science fiction television series Star Trek: The Next Generation. It first aired on April 18, 1988, in broadcast syndication. The teleplay was written by Robert Lewin, Richard Manning, and Hans Beimler, based on a story by Lewin, and the episode was directed by Win Phelps.
"Skin of Evil" is the 23rd episode of the first season of the American science fiction television series Star Trek: The Next Generation; it first aired on April 25, 1988, in broadcast syndication. The story premise was written by Joseph Stefano, whose teleplay was re-written by Hannah Louise Shearer. The episode was directed by Joseph L. Scanlan.
"Attached" is the 160th episode of the American science fiction television series Star Trek: The Next Generation. The eighth episode of the seventh season. This explores the relationships between two cultures on an exoplanet, and between Crusher and Picard.
"The Wounded" is the 86th episode of the syndicated American science fiction television series Star Trek: The Next Generation, the 12th episode of the fourth season.
"The Mind's Eye" is the 98th episode of the American syndicated science fiction television series Star Trek: The Next Generation, the 24th episode of the fourth season. David Livingston made his directoral debut at the helm of this episode.
"Ménage à Troi" is the 24th episode of the third season of the American science fiction television series Star Trek: The Next Generation, and the 72nd episode of the series overall.
The fifth season of the American science fiction television series Star Trek: The Next Generation commenced airing in broadcast syndication in the United States on September 23, 1991, and concluded on June 15, 1992, after airing 26 episodes. Set in the 24th century, the series follows the adventures of the crew of the Starfleet starship Enterprise-D.
