Original Airdate: January 17, 1999
Writer(s): John Shiban
Director(s): Daniel Sackheim
Guest Stars
Mitch Pileggi as Assistant Director Walter Skinner
Nicholas Lea as Alex Krycek
Kenneth Tigar as Dr. Plant
Jenny Gago as Dr. Katrina Cabrera
John Towey as Dr. Kenneth Orgel
Raymond J. Barry as Senator Richard Matheson
Arlene Pileggi as Skinner’s Assistant
Script: View
Synopsis: Skinner falls seriously ill after being infected with a biologically engineered disease by a shadowy government organization. Now, Mulder and Scully have to track down the leader of the group to save Skinner.