Episode 1: War Zone - Capt. Matthew Gideon assembles the crew that will be with him on the experimental starship Excalibur. Their mission: explore the reaches of space to find a cure for the deadly Drakh virus that will overrun Earth in five years.
Episode 2: The Long Road -
Earth's desperate strip-mining of an antiviral agent mineral threatens the tiny planet with eco-disaster and public insurrection - if the wizardly skills of Alwyn (Edward Woodward) can't conjure up a solution.
Episode 3: The Well of Forever -
Galen, a Technomage who uses advanced technology in magical ways, may be going too far. Dureena Nafeel questions the Technomage's motives when he spearheads a risky expedition to a hyperspace realm.
Episode 4: The Path of Sorrows - On an unknown world rumored to be a place of healing, the crew finds an alien whose curative powers are emotional rather than physical and who servers as a confessor for troubled intergalactic wayfarers.
Episode 5: Patterns of the Soul -
Is the Drakh plague spreading? A journey to Theta 49 confirms Earth command's fear that the planet's colonists carry the incubating virus. Another alarming discovery awaits: Theta's inhabitants were deliberately contaminated.
Episode 6: Ruling from the Tomb -
The threat of plague that hangs over Earth is God's will to the Sacred Omega doomdsay cult. And the Omegans try to speed judgement day by planting a bomb at an antiplague action conference.
Episode 7: The Rules of the Game -
Lorka 7 may hold medical secrets useful to Earth - if Gideon can gain access. He comes to Babylon 5 to negotiate landing rights and runs headlong into the self-righteous Lorkans' claim that Earthlings will taint their world.
Episode 8:
Appearances and Other Deceits -
A pair of Earth reps come to Excalibur to give it a PR makeover for folks back home. But there may not be much of a ship left when an alien life force - a malevolent entity spread by human touch - also boards.
Episode 9: Racing the Night -
An advanced civilization dead some 1,000 years may hold the medical data the Excalibur crew seeks. Instead, the holographic explorer sent by Galen uncoers an ominous secret.
Episode 10: The Memory of War - A virus-devastated planet may provide a paradigm for the Earth's plight - if Excalibur's researchers survive their visit there. When night falls, crew members fall victim to a stalking creation of Artificial Intelligence.
Episode 11: The Needs of Earth - Gideon and Dureena Nafeel free a notorious prisoner possessing stolen data crystalls bearing important information of an alien culture. But the captain discovers that treasure trove of data offers not medical science but a special form of hope.
Episode 12: Visitors from Down the Street - Events take a lighthearted turn in this The X-Files parody. Excalibur takes aboard paranoid aliens convinced that humans interfered with their planet for decardes and that their government conspired to hide the facts.
Episode 13: Each Night I Dream of Home - Former Babylon 5 medical officer Dr. Stephen Franklin (Richard Biggs) comes to Excalibur to oversee an experiment that may strike a blow against the Drakh plague. But the Drakhs strike a blow of their own, launching an attack after the experiment gets underway.
