Seasons & episodes
S4 · E6Legacy 1990-10-29 · 46 min
Stardate: 44215.2. The Enterprise is caught in the middle of a civil war when they encounter Tasha Yar's long-lost younger sister, Ishara.
S4 · E7Reunion 1990-11-05 · 46 min
Stardate: 44246.3. Picard is asked to choose between two candidates to succeed the current Chancellor of the Klingon High Council as the new ruler of the Empire. Worf is disturbed by unexpected news when he is paid a visit by his former lover.
S4 · E8Future Imperfect 1990-11-12 · 46 min
Stardate: 44286.5. Riker awakens one morning to discover he is suddenly 16 years in the future as the captain of the Enterprise, and negotiating a peace treaty with the Romulans with no recollection of how he arrived at that point in time, or of any recent events.
S4 · E9Final Mission 1990-11-19 · 46 min
Stardate: 44307.3. Wesley must keep Captain Picard alive on the eve of his entrance exam to Starfleet Academy when their shuttle crashes on a barren moon.
S4 · E10The Loss 1990-12-31 · 46 min
Stardate: 44356.9. Troi loses her empathic abilities when the Enterprise is caught in the gravitational pull of a black hole.
S4 · E11Data's Day 1991-01-07 · 46 min
Stardate: 44356.9. A Vulcan Ambassador being escorted by the Enterprise starts exhibiting suspicious behavior. Miles O'Brien marries his fiancée, Keiko Ishikawa in Ten-Forward.
S4 · E12The Wounded 1991-01-28 · 46 min
Stardate: 44429.6. When the Cardassians start re-arming themselves, a Federation Captain takes it upon himself to remove a potential threat before it escalated. Now, Picard must fight for the Cardassians and stop the renegade from slaughtering innocents.
S4 · E13Devil's Due 1991-02-04 · 46 min
Stardate: 44474.5. The crew of the Enterprise must defend the planet Ventax from a mythological Devil who re-appears when a 1000 year long era of peace comes to an end.
S4 · E14Clues 1991-02-11 · 46 min
Stardate: 44502.7. Picard orders a secret investigation when the crew suspects Data of lying about the discovery of a wormhole.
S4 · E15First Contact 1991-02-18 · 46 min
Riker is abducted by a xenophobic race of aliens during a first contact mission. They believe the Enterprise is a scout for an invasion.
S4 · E16Galaxy's Child 1991-03-11 · 46 min
Stardate: 44614.6. Geordi must work with the real Leah Brahms when she arrives on the Enterprise when a space-borne alien life form thinks the ship is its mother. Tensions rise when she learns that Geordi created a holographic version of her several months before in order to save the ship from danger.
S4 · E17Night Terrors 1991-03-18 · 46 min
Stardate: 44631.2. Troi faces a recurring nightmare when the Enterprise is caught in a rift in space. Soon, the crew begins to slip into insanity through dream deprivation.
S4 · E18Identity Crisis 1991-03-25 · 46 min
Stardate: 44664.5. Geordi and a former crew mate begin evolving into bizarre creatures when they return to a planet both of them were on during an Away Mission five years earlier.
S4 · E19The Nth Degree 1991-04-01 · 46 min
Stardate: 44704.2. An alien probe transforms Barclay from a shy, awkward character into an arrogant super-genius who is able to interface with the Enterprise's computer through the holodeck.
S4 · E20Qpid 1991-04-22 · 46 min
Stardate:44741.9. Q places Vash and the senior Enterprise crew in a recreation of Robin Hood and his merry men.
S4 · E21The Drumhead 1991-04-29 · 46 min
Stardate: 44769.2. Picard is accused of treason when an explosion aboard the Enterprise is investigated by a ruthless and paranoid Starfleet Admiral.
S4 · E22Half a Life 1991-05-06 · 46 min
Stardate: 44805.3. Lwaxana Troi falls in love with a man who must return home to commit suicide, as is customary for their race when they reach a certain age.
S4 · E23The Host 1991-05-13 · 46 min
Startdate: 44821.3. Dr. Crusher falls in love with a Trill Ambassador, until she discovers the Trill's symbiotic relationship.
S4 · E24The Mind's Eye 1991-05-27 · 46 min
Stardate: 44885.5. While en route to Risa for shore leave, Geordi is abducted by the Romulans and brainwashed into becoming an assassin.
S4 · E25In Theory 1991-06-03 · 46 min
Stardate: 44932.3. Data experiences the complexities of love when a fellow crewmate becomes attracted to him.
S4 · E26Redemption (1) 1991-06-17 · 46 min
Stardate: 44995.3. Worf must choose between his people and the Federation when a civil war threatens to destroy the Klingon Empire.
S5 · E1Redemption (2) 1991-09-23 · 46 min
Stardate: 45020.4. Picard suspects a Romulan influence in the recent Klingon civil war, and must force the Federation to intervene before the Empire collapses.
S5 · E2Darmok 1991-09-30 · 46 min
Stardate: 45047.2. Picard must find a way to communicate with the newly discovered Tamarians, who speak entirely in metaphors, when a Tamarian Captain is brutally killed.
S5 · E3Ensign Ro 1991-10-07 · 46 min
Stardate: 45076.3. Picard exposes a planned genocidal attack on the Bajorans with the help of a new officer, Ensign Ro Laren.