Zero Sum

Season 4, Episode 21 -  Air Date: 4/27/1997
2 Ratings
Your vote: 3


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.