Season 6, Episode 12 One Son

First Aired: February 14, 1999

Conclusion. Scully and Mulder are taken to a quarantine facility because of exposure to "a contagion of unknown origin"---allegedly contracted via Cassandra Spender (Veronica Cartwright). The CSM sheds more light on Bill Mulder (Peter Donat) and the abduction of Mulder's sister.

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  • Premiered: September 10, 1993
  • Rating: TV-14
  • Premise: `The truth is out there,' and FBI agents Scully and Mulder seek it in this sci-fi phenomenon about their quest to explain the seemingly unexplainable. Their strange cases include UFO sightings, alien abductions and just about anything else paranormal. The… (more)

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