Where To Stream The X-Files Season 4 Episode 21
Zero Sum
- Aired April 27, 1997
- 60 Min
- Rated 8.1
- Number 65 Of 218 Rated Episodes
Skinner destroys evidence to cover up a woman's death and poses as Agent Mulder to complete the task. Mulder finds out about Skinner's deception and confronts him and Skinner reveals that he is working for the Cigarette Smoking Man in order to obtain a possible cure for Scully's cancer.