The Enterprise crew follow Data to San Francisco of the 1890s. The crew deals with Samuel Clemens and runs into Jack London while trying to find a way to prevent aliens from interfering with 19th century Earth. Guest star: Jerry Hardin as Samuel Clemens.
Stardate: 46041.1. Lt. Barclay's fear of using transporters is eerily justified when he sees bizarre aliens within the transporter beam.
A psychic ambassador uses Deanna's mind to influence the outcome of his mission, endangering her life in the process.
The Enterprise investigates a vessel that crashed on the surface of a Dyson sphere 75 years ago. A pattern is found in the transporter buffer that turns out to be Montgomery Scott. He is released from the buffer and later agrees to return to the vessel with Geordi to help restore the logs. They become the only hope when the Enterprise is pulled inside the sphere. Guest Star: James Doohan as Montgomery Scott
Stardate: 46154.2. Members of the crew are secretly abducted from the Enterprise to be used in bizarre experiments where they are dismembered and re-assembled without anyone's knowledge - including their own. The only signs that anything is wrong is a strange form of tiredness and no recollection of having slept well the night before.
Q reveals a secret about a young woman from Kansas who is visiting the Enterprise. She is a Q, and so were her parents. Guest stars: Olivia d'Abo as Amanda Rogers, and John de Lancie as Q.
A transporter malfunction turns Picard, Keiko, Ro and Guinan into children who become the ship's only hope when they are left aboard while the adult crew are forced to perform dangerous labor by Ferengi pirates.
Stardate: 46271.5. Worf and his son, Alexander, become trapped in the holodeck when their Wild West program malfunctions. However, they must find a way to defeat the holographic bandits who have Data's appearance and abilities.
Data observes that mining tools have become sentient beings and fights for their preservation. Based upon material by L.J. Scott.
Captain Jellico is assigned command of the Enterprise while Picard is sent on a covert mission into Cardassian territory. Guest star: Ronny Cox as Edward Jellico.
Picard, having been captured, is tortured by a sadistic Cardassian interrogator (played by David Warner).
Barclay accidentally awakens Professor Moriarty on the holodeck who uses the powers at his disposal to coerce the crew into finding a way to allow him to leave the holodeck. Guest star: Daniel Davis as Professor Moriarty.
Geordi falls for an alien Starfleet officer who is suspected of murder. Guest star Renée Jones as Aquiel Uhnari.
Stardate: 46519.1. Troi is abducted and surgically altered by the Romulans as part of a ploy to smuggle intelligence operatives into the Federation.
Stardate: Unknown. A mortally wounded Picard is forced into re-living a time of his life when he was back in Starfleet Academy, with the intervention of Q.
Worf is told on Deep Space Nine that his father is alive and is being held prisoner by the Romulans. Meanwhile an engineering experiment accidentally results in Data's first dream. Guest star: James Cromwell as Jaglom Shrek.
Stardate: 46759.2. Worf is captured by the Romulans where he learns why the other captives did not attempt an escape years before.
Stardate: 46682.4. The crew evacuates the Enterprise when the ship needs to be cleaned of particles that have built up over the ship's hull. However, Picard accidentally stumbles over a terrorist group who plan on destroying the ship. He only has a short time to stop their attempts before the ship is swept by a beam of radiation to remove the particles that is lethal to all forms of life.
Stardate: 46693.1. Picard must choose between love and command when he must make a decision that could place the woman he loves in a potentially deadly and high-risk mission.
Stardate: 46731.5. Picard's old archaeology professor is found murdered, the crew try to complete his research. Soon, the crew must compete with Romulans and Klingons and Cardassians to uncover the truth behind his discoveries.
Stardate: 46778.1. Riker questions his sanity when his reality seems to shift between an alien psychiatric hospital and a play he is performing with other members of the crew.
Stardate: 46830.1. Dr. Crusher puts her career on the line when she tries to clear the name of a murdered scientist whose invention could allow starships to pass through a sun's corona.
Worf experiences a crisis of faith and travels to a Klingon holy site where the mythic figure Kahless returns to lead the Klingon people.
Stardate: 46915.2. Riker discovers that eight years ago, an exact clone of him was created when he beamed through a planet's surface while returning to his starship. This clone, named Thomas Riker, has secretly remained on the planet for the past eight years, and still has romantic feelings for Troi.
Stardate: 46944.2. Picard, Geordi, Troi and Data return from a Federation conference to find the Enterprise frozen in time and under attack from a frozen Romulan Warbird.
Stardate: 46982.1. The Borg return to threaten the Federation under the new leadership of Lore. Data experiences a disturbing facet of human emotions - he feels pleasure after killing a Borg drone.