The 1 season of Crusade started on TNT (US) on mercredi 9 juin 1999, this is the current season, it includes for the moment 13 episodes.
Crusade, a spin-off from the Emmy-winning Babylon 5, describes the efforts of the Interstellar Alliance vessel Excalibur to find the cure to a plague released on Earth. This plague of nano-viruses, released by the Shadow's servants the Drakh in retaliation for the Shadow War will kill all mammalian life on Earth within five years if the cure is not found.