The Disease
"The Disease" is the 111th episode of the science fiction television series Star Trek: Voyager, the 17th episode of the fifth season. It focuses on a plot with Harry Kim (played by Garrett Wang) as USS Voyager encounters a unique civilization on an extremely large starship. This episode was written by Michael Taylor from a story by Kenneth Biller, and directed by David Livingston. It aired on UPN on February 24, 1999. Guest stars include Charles Rocket, Christopher Liam Moore and Musetta Vander. The episode features one of the largest spacecraft in the Star Trek franchise up to that time, the Varro Generational Ship. Plot Voyager stops to assist a xenophobic species known as the Varro. This species lives on a generational ship which has housed them for 400 years. While the crew works on the Varro ship, Voyager is infested with synthetic ship-eating parasites that had been released on the Varro ship by a dissident Varro. Meanwhile, Harry Kim becomes intimate with Varro scientist Tal, and develops a physiological bond with her, one that is standard in the Varro. The physiological connection alters his behavior and sways him from his duties aboard Voyager. It is later revealed that Tal