The Borg have turned Picard into a half-Borg, half-human creature, and are using him in their plot to conquer Earth.

Data begins to malfunction and takes control of the Enterprise, while a young passenger is dangerously ill and in need of treatment at a nearby Starbase.

The Away Team finds that a Talarian ship in distress has a crew of teenagers, one of them a human who shows signs of severe abuse.

People aboard the Enterprise are vanishing at an alarming rate, and no one - except Dr. Crusher - has a memory of their existence.

On the planet Turkana Four, birthplace of the late Tasha Yar, two warring factions hinder the Away Team's rescue of a marooned Federation crew.

K'Mpec, the dying Klingon leader, asks Picard to find out which of the two rivals for his position has been poisoning him; and Worf has a reunion with his former mate.

After an aborted Away Team mission, Riker awakens in sick bay to an aging Dr. Crusher, who explains that a long-dormant virus has wiped out his memory for the past 16 years.

n honor of Wesley's acceptance into the Starfleet Academy, Picard asks him to come on a mission to Pentarus Five, but they're forced to make an emergency landing on a lifeless moon, where Picard is critically injured in a rock slide.

While the Enterprise is swept into the gravitational wake of two-dimensional life forms, Troi realizes her powers have left her.

Data faces the twin tasks of giving away the bride at Chief O'Brien's wedding and escorting Vulcan Ambassador T'Pel aboard to negotiate a treaty with the Romulans.

The Enterprise intercepts a starship whose renegade captain (Bob Gunton) is attacking the Cardassians, former enemies of the Federation.

The Enterprise comes to the aid of the Ventaxians, who are faced with the prospect of fulfilling a diabolical contract made by their ancestors.

Picard suspects Data of lying about a phenomenon that rendered the crew unconscious.

While on a "first-contact" mission to a planet on the verge of space travel, Riker is captured and accused of leading an alien invasion.

The Enterprise serves as a surrogate mother to a newborn energy being; Geordi faces the real Dr. Brahms, whom he once recreated on the holodeck.

The Enterprise encounters the same fate as the ship it was sent to rescue--drifting in a section of space where dream deprivation can drive the crew to insanity and murder.

Five years after investigating a mysteriously abandoned outpost, members of the Away Team begin to exhibit unusual symptoms and an overwhelming urge to return to the planet.

A shy, introspective crewmen is transformed into a super-being who interfaces with the ship's computer taking the Enterprise into an uncharted realm of space.

Picard's old foe Q transforms the captain and crew into Robin Hood and his Merry Men and Picard's old flame Vash into Maid Marian in distress.

An investigation into espionage aboard the Enterprise escalates into a witch hunt when a retired Star Fleet admiral suspects treachery and implicates Picard.

Troi's mother Lwaxana is smitten with a scientist whose culture demands he return to his home planet to commit ritual suicide.

Dr. Crusher's love affair with an alien ambassador becomes complicated when the ambassador turns out to be a small parasitic creature that inhabits host bodies.

The Romulans capture and brainwash Geordi, using him in their plan to foment rebellion at a Klingon outpost.

Data experiments with love by pursuing a romantic relationship with a fellow crew member.

As civil war threatens the Klingon Empire, Worf's loyalties are torn between the Federation and his people.