你为谁服务，你又相信谁？
影族大战后，几年的时间过去了。原来影族的仆人，现在被放逐种族，为了给他们昔日的主人复仇，向地球大气播撒了强力生化武器。它将在5年内适应人类的遗传结构，并杀死星球上所有的人类。治疗瘟疫，需要漫长的技术发展过程，没有足够的时间自主研发解决办法。作为替代方案，人类必须四处搜索其他更加古老外星文明的废墟，以期找到远古而先进的技术，治疗瘟疫。主导这次重大考古任务的，是新生星际联盟的星舰，圣剑号。它的船员，由联盟最精锐维和军团Rangers，选拔组成……
巴比伦5号：十字军 (季节 1)
War Zone (集 1) 6.3
编剧: J. Michael Straczynski
播出日期: 1999-06-09
运行时间: 44 min
概述: 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.
The Long Road (集 2) 5.8
编剧: J. Michael Straczynski
播出日期: 1999-06-16
运行时间: 44 min
概述: Gideon mediates between Earth miners and the residents of a planet containing a virus-fighting mineral--and a fire-breathing dragon.
The Well of Forever (集 3) 6.0
编剧: Fiona Avery
播出日期: 1999-06-23
运行时间: 44 min
概述: Galen persuades Gideon to seek a mystical crossroads. An investigator probes Matheson's mind.
The Path of Sorrows (集 4) 6.7
编剧: J. Michael Straczynski
播出日期: 1999-06-30
运行时间: 44 min
概述: A mysterious sphere prompts Gideon and the others to relive traumatic moments from their past.
Patterns of the Soul (集 5) 6.0
编剧: Fiona Avery
播出日期: 1999-07-07
运行时间: 44 min
概述: Gideon must deport a colony of renegade humans. Dureena finds a lost tribe of her people.
Ruling from the Tomb (集 6) 6.0
编剧: Peter David
播出日期: 1999-07-14
运行时间: 44 min
概述: Gideon and Lochley must prevent a doomsday cult from killing everyone at a virus conference on Mars.
The Rules of the Game (集 7) 6.3
编剧: J. Michael Straczynski
播出日期: 1999-07-21
运行时间: 44 min
概述: The Excalibur goes to Babylon 5 so that Gideon can meet with an ambassador for permission to go to a planet that might have technology that can help Earth. But the ambassador refuses and Gideon is not going to accept it. And Ellerson runs into his ex-wife, who is in trouble with a loan shark. When he pays him off, he feels she owes him more. Anf goes to great lengths to collect.
Appearances and Other Deceits (集 8) 6.7
编剧: J. Michael Straczynski
播出日期: 1999-07-28
运行时间: 44 min
概述: Gideon must outwit an alien consciousness that takes over the Excalibur's crew.
Racing the Night (集 9) 6.7
编剧: J. Michael Straczynski
播出日期: 1999-08-04
运行时间: 44 min
概述: Gideon and crew find themselves trapped by an alien civilization using sinister methods to seek a cure for the same Drakh virus that attacked Earth.
The Memory of War (集 10) 6.3
编剧: J. Michael Straczynski
播出日期: 1999-08-11
运行时间: 44 min
概述: Galen warns Gideon not to explore a planet where the inhabitants were suddenly eradicated.
The Needs of Earth (集 11) 5.0
编剧: J. Michael Straczynski
播出日期: 1999-08-18
运行时间: 44 min
概述: Gideon conducts an illegal raid to free a fugitive with information that could save Earth.
Visitors from Down the Street (集 12) 6.3
编剧: J. Michael Straczynski
播出日期: 1999-08-25
运行时间: 44 min
概述: Two persecuted alien investigators (based on FBI agents Mulder and Scully from X-Files) believe that Earth is covertly invading them.
Each Night I Dream of Home (集 13) 6.7
编剧: J. Michael Straczynski
播出日期: 1999-09-01
运行时间: 44 min
概述: In an attempt to understand the nature of the Drakh virus better, the Excalibur is sent back to Earth's orbit for a top-secret special pick up. Familiar face returns. The show ends on an open ending.
季
集 13
集 2