Series premiere. Commander Jeffrey Sinclair tries to keep the peace between various alien races on a 5 mile long space station. A Narn attack on a Centauri agricultural colony (once owned by the Narns) could lead to war. Meanwhile, Ivanova and Garibaldi try to stop attacks by Raiders.Read the synopsis.
1x02 Soul Hunter
A disturbed alien from a race that collects the souls of the dying (Soul Hunters) arrives on B5. After escaping Medlab, the alien abducts Delenn to steal her soul. The new Chief Medical Officer, Dr. Stephen Franklin, reports for duty.Read the synopsis.1x03 Born to the Purple
Centauri ambassador Londo Mollari is seduced by a dancer/slave, who steals files that could ruin his career.Read the synopsis.1x04 Infection
Dr. Vance Hendricks, an archaeologist and old friend of Dr. Franklin arrives and asks the doctor for help studying ancient alien artifacts. When the artifacts are accidentally activated by Hendricks' assistant, he is transformed into a living weapon programmed to destroy all those it sees as "genetic impurities". It's up to Sinclair to stop it.Read the synopsis.The station hosts a religious festival where all the races are invited to demonstrate their religious customs. Sinclair is reunited with old flame, Catherine Sakai. Delenn's diplomatic aide, Lennier, arrives. And an assassin targets G'Kar just as his new diplomatic aide, Na'Toth, also arrives.Read the synopsis.1x06 Mind War
Jason Ironheart, an old flame of Talia Winters and Psi Corps fugitive, arrives on B5. He is a telepath who was the subject of an experiment to expand the limits of psychic powers. Two Psi Cops arrive to take him back. But Ironheart is changing... Meanwhile, Catherine Sakai is sent to planet Sigma 957 where she encounters something very alien.Read the synopsis.1x07 The War Prayer
A group of human racial fanatics known as the Home Guard begins attacking aliens aboard the station. Malcolm Biggs, an old flame of Ivanova's, arrives hiding a dark agenda. A young Centauri couple run away to B5 in hopes of escaping arranged marriages.Read the synopsis.1x08 And the Sky Full of Stars
Two mysterious men arrive on the station and kidnap Sinclair. Using drugs and a virtual reality machine, they force Sinclair to re-live the final battle of the Earth-Minbari War, the Battle of the Line, in order to discover what happened during the missing 24 hours of his memory.Read the synopsis.1x09 Deathwalker
The notorious Dilgar war criminal Jha'dur, known as Deathwalker to the other races, arrives on B5 with an immortality serum. Meanwhile, Talia is hired by Kosh.Read the synopsis.1x10 Believers
An alien couple bring their young son to Dr. Franklin with the hope that he can heal their child, but reject the only treatment that will save his life. Franklin takes matters into his own hands.Read the synopsis.1x11 Survivors
An explosion in a fighter bay right before a visit by the Earth Alliance president brings an old friend of Garibaldi's to B5 to investigate. Garibaldi is named as the saboteur.Read the synopsis.1x12 By Any Means Necessary
A strike by the station's Docker's Guild threatens to shut down B5 after an accident kills and injures overworked dockers. Orin Zento, a labor negotiator, is sent to resolve the conflict. Meanwhile, G'Kar searches for a special plant used in Narn religious ceremonies. Unfortunately, the only plant on the station is owned by his Centauri rival.Read the synopsis.1x13 Signs and Portents
Raiders menace B5 space. A mysterious man arrives asking the alien ambassadors a very strange question. A Centauri lord and his prophetess-aunt Lady Ladira visit B5 to retrieve The Eye, a family heirloom. Ladira foresees B5's destruction and Raiders attack.Read the synopsis.1x14 TKO
A friend of Garibaldi's comes to B5 to participate in the Mutai, a brutal alien fighting match. Ivanova is visited by a Rabbi friend to help her deal with the loss of her father.Read the synopsis.1x15 Grail
A man comes to B5 in search of the Holy Grail, and takes a petty thief under his wing. Meanwhile, a brain-sucking creature is loose on the station.Read the synopsis.1x16 Eyes
An Earthforce colonel arrives on B5 to investigate Sinclair and the command staff. When they refuse to submit to a telepathic scan to prove their loyalty, the colonel takes command of the station.Read the synopsis.1x17 Legacies
The body of an esteemed Minbari war leader disappears on B5. Sinclair must work fast to prevent a war from breaking out over the incident.Read the synopsis.1x18 A Voice in the Wilderness 1
Sinclair and Ivanova discover that the uninhabited plant B5 orbits may not be so uninhabited. A communications blackout of Mars may mean trouble on the red planet. Delenn's mentor visits B5.Read the synopsis.1x19 A Voice in the Wilderness 2
Sinclair brings back an alien he and Ivanova found inside Epsilon 3. The planet begins to self destruct and will destroy the station unless someone takes the alien's place in the Great Machine. Earth sends a warship to take control of the situation.Read the synopsis.1x20 Babylon Squared
The crew receive a signal from Babylon 4, which mysteriously disappeared years earlier. Sinclair and Garibaldi go to the phantom station to investigate. Delenn is called by the Grey Council to lead her people.Read the synopsis.1x21 The Quality of Mercy
Franklin discovers a woman in Down Below who uses and alien machine to heal people. A convicted serial killer, scheduled to be mindwiped, escapes custody.Read the synopsis.1x22 Chrysalis
Garibaldi's investigation of a lurker's murder leads to a political conspiracy and betrayal. Sinclair proposes to Catherine. G'Kar leaves B5 in search of those behind the attacks on Narn colonies. Delenn enters a cocoon.Read the synopsis.