|Season 1, Episode 10|
|Air date||December 2, 2010.|
|Written by||Carlos Coto|
|Directed by||Danny Cannon|
All The Way
Dark Matter is the tenth episode of Season One and the series.
Owen leaks secret information from Division's black boxes to the media, revealing that the U.S. Government was responsible for an assassination in Chile. As a result, Percy frames a C.I.A. agent, Ryan Fletcher for the crime. Nikita and Owen go to Chile to rescue Ryan from mercenaries and in doing so end up getting captured. Nikita reveals the secrets of Division to Ryan in an effort to save all of their lives. Back inside Division, Alex spies on Percy and Birkhoff and witnesses a side to Percy she has never seen before.
- This episode features the first appearance of Noah Bean as Ryan Fletcher, who will later become a series regular.
- Oversight was mentioned. Oversight will play a bigger part in the second season.
- Birkhoff mentions Horcrux.