The X-Files

Season 4, Episode 14

Episode Title: Memento Mori

Air Date: 1997-02-09

Overview:

Scully's recent failing health is revealed to be an inoperable cancer in her skull, which appears to be common among abductees and she attempts to come to terms with her condition. Meanwhile, Mulder and the Lone Gunmen break into a high-security research lab to find the cure that could save her life.