|Number of Episodes||6|
|Original channel||The CW|
|Original run||November 22, 2013 - December 27, 2013|
- Maggie Q as Nikita Mears
- Shane West as Michael Bishop
- Lyndsy Fonseca as Alexandra Udinov
- Aaron Stanford as Seymour Birkhoff/Lionel Peller
- Noah Bean as Ryan Fletcher
- Devon Sawa as Sam Matthews
- Melinda Clarke as Helen Collins/Her double
- Lyndie Greenwood as Sonya
- David S. Lee as Phillip Jones
- Judd Nelson as Ronald Peller
- Danny MacDonald as Josephson
- John Getz as Senator Chappell
- Vincent Ventresca as Trevor Adrian
- Alex Carter as Matthew Graham/his double
- Rose Rollins as Ellen Crawford
- Simon Kassianides as Ramon Esquivel
- Todd Grinnell as Dale Gordon
Framed for assassinating the President at the end of last season, Nikita finds herself at the beginning of season four alone and on the run, hunted as the most wanted woman in the world. But when she follows up a lead that could clear her name, Nikita unexpectedly finds herself reunited with her old team. Forced to work together again, Nikita and her allies have to get past their emotional wounds in order to take down their nemesis, Amanda. In the process, they discover that the plot to frame Nikita is actually part of a much larger conspiracy, one that could lead to global catastrophe.
|Wanted||Writer: Kristen Reidel||Director: Eagle Egilsson||November 22, 2013.||#4x01|
|Nikita is still on the run after she was framed for the assassination of the President of the United States. Dale, a reporter (guest star Todd Grinnell) from the news channel ENN, starts questioning what really happened that night. Nikita sees this as an opportunity to clear her name so she re-enters the country to talk to Dale but walks right into a trap set by Amanda. The team is alerted and Michael sets out to find Nikita before Amanda does. While Birkhoff and Ryan help Michael from their new mobile office, a high-tech aircraft, Alex stakes out a human-trafficking ring and learns The Shop is involved. Things go south and Alex is surprised when Owen/Sam shows up at the scene.
|Dead or Alive||Writer: Albert Kim||Director: John Badham||November 29, 2013.||#4x02|
|Nikita reunites with Michael , Birkhoff and Ryan aboard the team’s aircraft command center. Michael refuses to discuss their relationship but tells Nikita she should stay with the group and let them help her clear her name. Ryan realizes Amanda is making doubles of VIPs with The Shop’s help. Nikita discovers that one of the doubles is the Director of the FBI (guest star Alex Carter), but doesn't know how to kill him without exposing herself. Meanwhile, Alex holds Sam at gunpoint and demands he return what he stole from her, but when a gang of thugs attacks them they are forced to work together to escape.
|Set-Up||Writer: Carlos Coto||Director: Marc David Alpert||December 6, 2013.||#4x03|
|Tensions continue to escalate between the United States and Pakistan after Amanda plants evidence that Pakistan hired Nikita to kill the President. Ryan becomes suspicious of Birkhoff’s increasingly odd behavior and tells Nikita and Michael that he thinks Amanda may have kidnapped Birkhoff and planted a double on the plane. Meanwhile, the CIA captures Alex and questions her about her involvement with Nikita.
|Pay-Off||Writer: Terry Matalas & Travis Fickett||Director: Dwight Little||December 13, 2013.||#4x04|
|Mr. Jones benches Amanda and takes back the reigns of the operation. He calls Nikita and offers her and the entire team complete freedom by wiping away their identities and faking their deaths if they walk away from their mission. The team lands the plane on a secluded Pakistan air strip, but when the local drug czar and his men storm the plane and demand ten million dollars, so Nikita calls Alex for the money. After Alex pulls diamonds out of a safe deposit box to pay the insurgents, Sam sees an opportunity to recoup his losses and contemplates stealing the diamonds. Meanwhile, Michael comes face-to-face with an old adversary, Ramon, who hits Michael with some hard truths.
|Bubble||Writer: Oliver Grigsby||Director: Nick Copus||December 20, 2013.||#4x05|
|Just as Nikita is finally starting to see an end to the long war with The Shop, Ryan confesses a secret that could unravel it all. Meanwhile, Michael tries to get Nikita to accept their new circumstances as he contemplates what comes next for the two of them. Realizing Sam was planning to steal her diamonds, Alex gives him a suitcase of fake diamonds to deliver to her contact in France. Alex is surprised when he upholds his end of the bargain and doesn’t take off with the jewels. However, things get messy when Sam is jumped by the loan shark he owes money to, and Alex must step in to save him.
|Canceled||Writer: Albert Kim & Carlos Coto||Director: Eagle Egilsson||December 27, 2013.||#4x06|
|Frustrated that MDK is still active, Nikita decides to end it her way. Leaving Michael and the team behind, Nikita takes Alex on the road to exact revenge. Nikita and Alex capture Mr. Jones and force him to reveal the names of the rest of the members of MDK. Armed with the information, Nikita goes down a dark path that may ultimately cost her her soul. Michael tracks her down and must get her to surrender before the military opens fire and kills her. However, Nikita isn't one to give up on a fight, leading her to make a shocking decision.
- This is the first season during which Craig Silverstein, a creator of the series, did not wrote a single script.
- Some of the story lines suffered due to the limited number of episodes: Nikita's parents, Michael's double, Nikita's double, Percy flashback.