Star Trek
Deep Space Nine

Episode Guide

Season Air Date Year
Season 1 1993 2369
Season 2 1993-94 2370
Season 3 1994-95 2371
Season 4 1995-96 2372
Season 5 1996-97 2373
Season 6 1997-98 2374
Season 7 1998-99 2375

Season 1

"Emissary, Part I"- 46379.1

Series Premiere - A new crew takes over an abandoned Cardassian space station orbiting above the planet Bajor. They discover an artificial wormhole through space that might tempt the Cardassians to try and take the station back.

"Emissary, Part II"- 46379.1

Series Premiere - A new crew takes over an abandoned Cardassian space station orbiting above the planet Bajor. They discover an artificial wormhole through space that might tempt the Cardassians to try and take the station back.

"A Man Alone" - 46421.5

Odo must prove his innocence when a known enemy of his is found brutally murdered in a holosuite.

"Past Prologue" - (none)

A reunion with a member of the Bajoran underground forces Kira to choose between her old comrades and her loyalty to the new government and the alliance with the Federation.

"Babel" - 46423.7

The residents of Deep Space Nine fall victim to a mysterious and fatal virus - will Kira find an antidote in time?

"Captive Pursuit" - (none)

O'Brien befriends the "prey" in an otherworldly hunting game - can he and the rest of the officers save the being from a life in captivity?

"Q - Less" - 46531.2

The irrepressible Q and the adventuress Vash arrive at Deep Space Nine - just as strange, destructive forces begin threatening the space station.

"Dax" - 46910.1

Lieutenant Dax's former self is accused of murder.

"The Passenger" - (none)

A sinister alien criminal hides his consciousness in the brain of someone aboard the station.

"Move Along Home" - (none)

Quark's attempt at deception toward a newly-encountered alien race places the space station's senior officers in a labyrinth of danger.

"The Nagus" - (none)

Quark is suddenly named leader of the Ferengi financial empire, and discovers that he's not only popular - he's now a target for death.

"Vortex" - (none)

An alien criminal from the other side of the Wormhole tempts Odo by telling the shape-shifter he can put the changeling in contact with others like himself.

"Battlelines" - (none)

Sisko, Kira, and Bashir are stranded on a war-torn world where it is impossible for the combatants to die.

"The Storyteller" - 46729.1

Against his will, O'Brien becomes spiritual leader of a Bajoran village - and the only one who can save them from a destructive energy force.

"Progress" - 46844.3

A stubborn old Bajoran farmer forces Kira to take a good look at how much she has changed since her alliance with the Federation.

"If Wishes Were Horses" - 46853.2

When members of the station find their fantasies coming to life, it becomes the prelude to a very real danger which threatens everyone.

"The Forsaken" - 46925.1

While an alien entity wreaks havoc with the station's computer, the irrepressible Lwaxana Troi sets her sights for romance - with Odo!

"Dramatis Personae" - 46922.3

Odo is caught in the middle when an alien influence pits Kira against Sisko in a deadly power struggle.

"Duet" - (none)

Kira discovers that a Cardassian visiting the station could actually be a notorious war criminal.

"In the Hands of the Prophets" - (none)

Season 1 Finale - When a Bajoran spiritual leader objects to Keiko's secular teachings, she threatens to destroy the alliance between Bajor and the Federation.

Season 2

"The Homecoming" - (none)

Season 2 Premiere - Kira risks her life, and war with the Cardassians, to rescue a mythical Bajoran hero from a distant prison colony.

"The Circle" - (none)

Relieved of her post and exiled back to Bajor, Kira helps to reveal the hidden force behind The Circle - and a greater secret that could destroy them all.

"The Siege" - (none)

While Sisko leads a daring last stand against the Bajoran takeover forces, Kira and Dax embark on a desperate mission to reveal the truth about the coup.

"Invasive Procedures" - 47182.1

The crew must fight for Jadzia's life when a desperate Trill takes the group hostage and steals the Dax symbiont.

"Cardassians" - 47177.2

A young Cardassian, orphaned in the war and raised by Bajorans, causes turmoil on the station when his people attempt to reclaim him.

"Melora" - 47229.1

After falling in love with a woman whose species is unable to walk in "normal" gravity, Bashir develops a technology that could free her of her wheelchair forever.

"Rules of Aquistion" - (none)

A Ferengi female who has defied the law and disguised herself as a male risks it all when she falls in love with Quark.

"Necessary Evil" - 47282.5

An attack on Quark's life brings Odo face to face with a five-year-old unsolved murder - for which Kira was a prime suspect.

"Second Sight" - (none)

Sisko falls in love for the first time since his wife's death, but the object of his affections may not be all that she seems.

"Sanctuary" - 47391.2

Kira is torn when a displaced alien race arrives on Deep Space Nine and claims Bajor as its people's legendary homeland.

"Rivals" - (none)

Quark feels threatened when a charming swindler arrives on Deep Space Nine and opens a competing bar.

"The Alternate" - 47391.7

Odo's mentor arrives on Deep Space Nine intent on resuming his search for Odo's true origin.

"Armageddon Game" - (none)

Bashir and O'Brien work to rid two alien races of deadly weapons, unaware that their hosts intend to sacrifice them as part of the peace process.

"Whispers" - 47581.2

O'Brien returns from a security mission to notice that the entire crew has seemingly turned against him.

"Paradise" - 47573.1

Sisko and O'Brien are stranded on a planet inhabited by humans who have rejected any form of technology.

"Shadow Play" - 47603.3

Odo and Dax try to solve the mystery of an alien planet whose inhabitants are disappearing without explanation.

"Playing God" - (none)

While hosting her first Trill initiate, Dax discovers a tiny, developing universe, which threatens to destroy the station as it expands.

"Profit and Loss" - (none)

When Quark is reunited with the love of his life, a Cardassian who is now a fugitive, he is ready to sacrifice everything to win her back.

"Blood Oath" - (none)

Dax risks her life and her future with Starfleet to fulfill a blood oath made with three aged Klingons.

"The Maquis, Part I" - (none)

Sisko uncovers a Federation terrorist group whose actions could start another war with the Cardassians.

"The Maquis, Part II" - (none)

Sisko and Gul Dukat join forces in an effort to avert a war between the Cardassians and a group of Federation colonists led by Sisko's old friend.

"The Wire" - (none)

Bashir fights to save his Cardassian friend Garak, who is slowly being killed by a brain implant to which he is addicted.

"Crossover" - (none)

A mishap in the Wormhole sends Kira and Bashir into an alternate universe where Bajor is a tyrannical power and humans are slaves.

"The Collaborator" - (none)

Kira must investigate the man she loves when she learns he may be the Cardassian collaborator responsible for the massacre of forty-three Bajorans.

"Tribunal" - 47944.2

O'Brien is arrested by the Cardassians and put on trial for a crime he insists he did not commit.

"The Jem'hadar" - (none)

Season 2 Finale - During a trip to the Gamma Quadrant with Jake and Nog, Sisko and Quark are imprisoned by soldiers working for a mysterious power known as the Dominion.

Season 3

"The Search, Part I" - 48218.2

Season 3 Premiere - Hoping to avert an invasion, Sisko takes his officers into the Gamma Quadrant to find the leaders of the Dominion.

"The Search, Part II" - (none)

While Odo struggles to learn the ways of his people, Sisko discovers that the price of peace with the Dominion may be too high.

"The House of Quark" - (none)

In order to boost his business and gain respect, Quark lies about killing a Klingon, then winds up forced to deal with the dead man's widow.

"Equilibrum" - (none)

A deadly secret from Dax's past could mean the end of Jadzia's life.

"Second Skin" - (none)

Kira is kidnapped by the Cardassians, who try to prove to her that she is really one of their people.

"The Abandoned" - (none)

Odo tries to convince a young, violent Jem'Hadar that there is more to life than fighting and killing.

"Civil Defense" - (none)

A trapped crew fights to save the station from self-destruction when a automated Cardassian security program is accidentally activated.

"Meridan" - 48423.2

Dax falls in love with a man who will soon disappear with his planet into another dimension for sixty years.

"Defiant" - 48467.3

Will Riker's renegade duplicate steals the Defiant and attacks Cardassian territory, forcing Sisko to assist Gul Dukat in stopping him.

"Fascination" - (none)

A Bajoran celebration on the station serves as the backdrop for an epidemic of inexplicable romantic attractions among the crew.

"Past Tense, Part I" - 48481.2

A transporter accident sends Sisko, Bashir, and Dax three centuries back in time to a crucial point in Earth's history.

"Past Tense, Part II" - (none)

Trapped in Earth's past, Sisko must assume a pivotal role in history and try and restore the future.

"Life Support" - 48498.4

Dr. Bashir must use questionable methods in order to keep Vedek Bareil alive long enough to help bring about a Bajoran peace treaty with Cardassia.

"Heart Of Stone" - 48521.5

A desperate situation that could cost Kira her life forces Odo to face the depth of his feelings for her.

"Destiny" - 48543.2

Sisko ignores an ancient Bajoran prophecy of doom in order to undertake a joint scientific venture with the Cardassians.

"Profit Motive" - (none)

When the Ferengi leader suddenly decides to abolish his race's greedy ways, Quark is determined to find out the truth behind his actions.

"Visionary" - (none)

An accident causes O'Brien to inadvertently jump into the near future, where he witnesses his own death... and worse.

"Distant Voices" - (none)

Comatose and dying after an alien attack, Bashir must access different parts of his personality, which take the form of crew members, to save his life.

"Through The Looking Glass" - (none)

In a parallel universe, Sisko must assume the role of his dead counterpart in order to save the mirror version of his late wife.

"Improbable Cause" - (none)

Garak's shop mysteriously explodes, launching Odo on an investigation to determine who is trying to kill the Cardassian exile - and why.

"The Die Is Cast" - (none)

On the eve of a Romulan/Cardassian attack against the Dominion, Garak may have to prove his loyalty to his former mentor by eliminating Odo.

"Explorers" - (none)

Sisko builds a new version of an ancient Bajoran space vessel in an effort to prove the truth behind an 800-year-old legend.

"Family Business" - (none)

Quark returns to his home planet to confront his mother, who has broken the Ferengi law prohibiting females from earning a profit.

"Shakaar" - (none)

Sent to Bajor on a mission against her former leader in the resistance movement, Kira ends up joining him as a fugitive.

"Facets" - (none)

Jadzia Dax must come to terms with her feelings of inferiority when she meets her past hosts in an ancient ceremony - Zhian'tara, the Trill Rite of Closure.

"The Adversary" - 48959.1

Season 3 Finale - One of Odo's people tricks Sisko and the crew into actions that could start a war in the Alpha Quadrant.


Season 4

"The Way of the Warrior, Part I" - (none)

Season 4 Premiere- When the Klingon Empire ends its peace treaty with the Federation, Sisko must help Klingon Starfleet officer Worf decide where his loyalties lie.

"The Way of the Warrior, Part II" - 49011.4

When the Klingon Empire ends its peace treaty with the Federation, Sisko must help Klingon Starfleet officer Worf decide where his loyalties lie.

"Hippocratic Oath" - 49066.5

Held prisoner by a group of rebel Jem'Hadar, Bashir and O'Brien clash over Bashir's desire to help their captors escape Dominion rule.

"The Visitor" - (none)

When a tragic accident causes Sisko to vanish before his son's eyes, young Jake begins a life-long obsession to bring him back.

"Indiscretion" - (none)

Forced to bring Dukat along on a personal mission, Kira discovers the real reason her nemesis wants to accompany her.

"Rejoined" - 49195.5

Jadzia Dax must choose between her feelings and the rules of Trill society when she is reunited with the wife of one of Dax's previous hosts.

"Little Green Men" - (none)

A mishap sends Quark, Rom, and Nog back in time to Earth of 1947 in Roswell, New Mexico, where military forces mistake them for alien invaders.

"Starship Down" - (none)

A fierce battle with the Jem'Hadar leaves the Defiant trapped in a planet's volatile atmosphere.

"The Sword of Kahless" - (none)

Kor, a revered Klingon warrior, sets out with Worf and Dax in search of a mythical, ancient artifact they believe has the power to unite the Klingon Empire.

"Our Man Bashir" - (none)

Posing as a 1960s secret agent in a malfunctioning holosuite program, Bashir is all that stands between his trapped fellow officers and certain death.

"Homefront" - 49170.25

Evidence that Changelings are targeting Earth sends Sisko back to his home planet, where he and Odo must prevent, or prepare for, war with the Dominion.

"Paradise Lost" - (none)

Preparing Earth for war with the Dominion, Sisko and Odo discover evidence of a Starfleet plot to seize control of the planet from the Federation.

"Crossfire" - (none)

Odo's hidden feelings for Kira interfere with his duty to protect the Bajoran First Minister - who also happens to be attracted to her.

"Return to Grace" - (none)

A demoted Dukat enlists Kira's aid in regaining his former status in the Cardassian Empire.

"The Sons of Mogh" - 49556.2

Cast out of Klingon society because of Worf's dishonor, his outcast brother asks Worf to kill him.

"The Bar Asociation" - (none)

Tired of workplace mistreatment at the hands of his brother, Rom organizes all of Quark's employees into a union and goes on strike against the bar.

"Accession" - (none)

A legendary Bajoran appears mysteriously after more than 200 years and challenges Sisko's claim to be the Emissary.

"Rules Of Engagement" - 49665.2

The Klingon Empire accuses Worf of wantonly destroying a Klingon ship during a battle.

"Hard Time" - (none)

After an alien race implants false memories of a twenty-year prison sentence into O'Brien's brain, he has trouble readjusting to station life.

"Shattered Mirror" - (none)

Sisko follows his son into a war-torn alternate universe after Jake is lured there by the living counterpart of his late mother.

"Muse" - (none)

While Odo provides shelter for a pregnant Lwaxana Troi, Jake Sisko falls under the spell of a mysterious woman.

"For The Cause" - (none)

Sisko is shocked to learn that his girlfriend, Kasidy Yates, may be a Maquis smuggler.

"To The Death" - 49904.2

Attempting to stop a group of Jem'Hadar renegades from gaining power, Sisko and the Defiant crew must join forces with deadly Jem'Hadar soldiers.

"The Quickening" - (none)

Bashir tries to save a Gamma Quadrant society afflicted with an incurable, terminal disease by the Jem'Hadar.

"Body Parts" - (none)

Misdiagnosed with a terminal disease, Quark sells his body parts on the Ferengi market to pay off his debts, then finds himself unable to break the contract.

"Broken Link" - 49962.4

Season 4 Finale - Odo is forced to return to the homeworld of his people and face judgment for killing one of his own.

Season 5

"Apocalypse Rising" - (none)

Season 5 Premiere - Sisko, Odo, O'Brien, and Worf enter Klingon territory on a suicide mission to expose Gowron, the Klingon leader, as a Changeling.

"The Ship" - 50049.3

A severly injured crew member's life hangs in the balance as Sisko battle for control of a crashed Jem'Hadar warship.

"Looking For Par’ Mach In All The Wrong Places" - (none)

Worf helps Quark woo a visiting Klingon woman, despite the fact that he himself is in love with her.

"Nor The Battle To The Strong" - (none)

Trapped on a planet under Klingon attack, Jake Sisko panics in the heat of battle.

"The Assignment" - (none)

A strange entity takes over Keiko's body and orders O'Brien to complete a secret assignment - or his wife will be killed.

"Trials And Tribble-ations" - (none)

Sisko travels back in time to a pivotal moment in history of the original Starship Enterprise.

"Let He Who Is Without Sin ..." - (none)

While vacationing on the planet Risa, Worf falls under the influence of a traditionalist group bent on destroying the pleasure paradise.

"Things Past" - (none)

Sisko, Odo, and Garak are mysteriously placed into the roles of a group of condemned Bajorans executed seven years ago.

"The Ascent" - (none)

Stranded on a desolate planet, longtime adversaries Odo and Quark must rely on each other to survive.

"Rapture" - (none)

Sisko is plagued by life-threatening vision that may hold the key to Bajor's future.

"The Darkness And The Light" - 50416.2

A mysterious assassin targets the members of Kira's resistance cell for execution.

"The Begotten" - (none)

While Kira gives birth, Odo raises an infant Changeling.

"For The Uniform" - 50485.2

Sisko risks everything to capture a former crew member who deceived him and joined the Maguis.

"In Purgatory’s Shadow" - (none)

While Worf and Garak are imprisoned in the Gamma Quadrant, Sisko learns of a Dominion invasion.

"By Inferno’s Light" - 50564.2

Led by Gul Dukat, Cardassia joins the Dominion and prepares to take over the Alpha Quadrant.

"Doctor Bashir, I Presume" - (none)

When Bashir is chosen as the model for Starfleet's new holographic doctor program, the process threatens to expose a dark secret from his past.

"A Simple Investigation" - (none)

Odo falls in love with a mysterious woman who has been targeted for murder.

"Business As Usual" - (none)

Jumping at the chance to finally erase his debts, Quark accepts a position working for an arms dealer.

"Ties Of Blood And Water" - 50712.5

The imminent death of Kira's Cardassian "father" rekindles memories of losing her real father.

"Ferengi Love Songs" - (none)

Quark sacrifices his mother's happiness in order to regain his standing in Ferengi society.

"Soldiers Of The Empire" - (none)

On a mission for the Klingon Empire, Worf realizes that his friend General Martok is no longer fit to lead.

"Children Of Time" - 50814.2

Sisko and the Defiant crew must choose between the lives they have always known and the lives of their own descendants.

"Blaze Of Glory" - (none)

Sisko attempts to force his traitorous former officer to stop a final Maquis attack that could lead to the destruction of the Federation.

"Empok Nor" - (none)

O'Brien, Garak, Nog and a salvage team are stranded on a supposidly abandoned Cardassian space station.

"In The Cards" - 50929.4

Jake tries to get his Dad a baseball card

"Call To Arms" - 50975.2

Season 5 Finale - The Dominion takes over Deep Space Nine and the Federation crew evacuates

Season 6

"A Time To Stand" - (none)

Season 6 Premiere - Sisko takes a Jem'Hadar ship to try to stop the war

"Rocks And Shoals" - (none)

Sisko and the crew are marooned on a planet with the Jem'Hadar

"Sons And Daughters" - (none)

Alexander joins General Martok's ship

"Behind The Lines" - 51145.3

Odo is tempted by a changeling

"Favor The Bold" - (none)

Sisko plans to retake Deep Space Nine from the Dominion

"Sacrifice Of Angels" - (none)

The Federation battles the Dominion for Deep Space Nine

"You Are Cordially Invited..." - 51247.5

Commander Worf and Commander Dax get married

"Resurrection" - (none)

Berrel from the Alternate Universe comes to Deep Space Nine

"Statistical Probabilities" - (none)

Genetically engineered people make predictions about the war

"The Magnificent Ferengi" - (none)

Quark's mother is captured by the dominion and he must rescue her

"Waltz" - 51408.6

Sisko and Dukat are stranded together on a planet alone

"Who Morns For Morn" - (none)

Morn dies and Quark inherits his estate

"Far Beyond The Stars" - (none)

Sisko dreams he is a science fiction writer in the 1950s and writes about Deep Space Nine

"One Little Ship" - 51481.2

A shrunken runabout and crew must save the Defiant

"Honor Among Thieves" - (none)

O'Brien goes undercover in the Orion Syndicate

"Change Of Heart" - 51597.2

Worf must choose between Dax and the mission

"Wrong Darker Than Death Or Night" - (none)

Kira finds out her mother was Dukat's lover

"Inquisition" - (none)

Bashir is accused of collaborating with the Dominion

"In The Pale Moonlight" - 51721.3

Sisko and Garak work to bring the Romulans into the war

"His Way" - (none)

Odo gets a hologram to help him win Kira's heart

"The Reckoning" - (none)

The profits use Jake and Kira to have a Good vs. Evil battle on Deep Space Nine

"Valiant" - 51825.4

Jake and Nog find the Academy's Red Squadron in command of the U.S.S. Valiant

"Profit & Lace" - (none)

Quark becomes a woman to save Grand Nagus Zek

"Time’s Orphan" - (none)

Molly gets sent back in time and comes back 10 years older

"The Sound Of Her Voice" - 51948.3

The Defiant picks up a distress call from a woman on a planet

"Tears Of The Prophets" - (none)

Season 6 Finale - The Federation plans a massive attack on Cardassia. One of the crew dies.

Season 7

"Image In The Sand" - (none)

Season 7 Premiere - Sisko begins the search for the Orb of the Emissary with the help of Ezri Dax

"Shadows And Symbols" - 52152.6

Kira stands off against the Romulans

"After Image" - (none)

Ezri adjusts to life on the station

"Take Me Out To The Holosuite" - (none)

The crew plays baseball in the holosuite

"Chrysalis" - (none)

Bashir tries to fix one of the genetically enhanced people

"Treachery, Faith, And The Great River" - (none)

Weyoun defects from the Dominion

"Once More Unto The Breach" - (none)

Worf helps an old Klingon Warrior

"The Siege Of AR-558" - (none)

The crew helps Starfleet officers that are trapped on a planet

"Covenant" - (none)

Kira finds Dukat worshipping the Pah-Wraiths

"It's Only A Paper Moon" - (none)

Nog deals with the loss of his leg

"Prodigal Daughter" - (none)

O'Brien is missing and Dax and Sisko go looking for him

"The Emperor's New Cloak" - (none)

Quark and Rom must go to the Alternate Universe and rescue the Grand Nagus

"Field Of Fire" - (none)

Dax must use Joran to help her find a killer

"Chimera" - (none)

Odo finds another changling

"Badda-Bing Badda Bing" - (none)

The mob tries to take over Vic's Casino

"Inter Arma Emim Leges Silent" - (none)

Section 31 wants Bashir to spy on the Romulans

"Penumbra" - 52576.2

The Breen capture Worf and Dax

"'Til Death Do Us Part" - (none)

The Prophets tell Sisko that he must not marry Kasidy

"Strange Bedfellow" - (none)

The Breen join the Dominion

"The Changing Face Of Evil" - (none)

The Breen attack Earth and the Defiant is destroyed

"When It Rains…" - (none)

Kira helps to train the Cardassian resistance movement

"Tacking Into The Wind" - (none)

Worf tries to get Gowron out of power in the Klingon Empire

"Extreme Measures" - 52645.7

Bashir tries to find a cure for Odo from section 31

"The Dogs Of War" - 52861.3

A new Nagus is appointed, a new Defiant is commissioned and the Dominion falls back

"What You Leave Behind, Part I" - (none)

Series Finale (Season 7) - The Federation invades Cardassia

"What You Leave Behind, Part II" - (none)

Series Finale (Season 7) - The Federation / Dominion war ends

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