- Genres Drama, Science-Fiction
- Runtime 45 minutes
- Total runtime 9 hours 45 minutes
- Status Ended
- Network TNT (US)
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.