The Enemy Within is an American drama television series created by Ken Woodruff, which aired on NBC from February 25 to May 20, 2019.

When Russian master terrorist Mikhail Vassily Tal threatens her daughter Hannah, Erica is forced to reveal the names of four agents: Steven Haibach, Brian Lanich, Desiree Villareal, and Laine Heffron.

[19] On December 18, 2018, it was announced that the series would premiere on February 25, 2019 and air weekly on Mondays during the 10 PM time slot.

[2] In February 2018, it was announced that Raza Jaffrey, Jennifer Carpenter, and Morris Chestnut had been cast in lead roles in the pilot.

The website's critical consensus reads, "Despite a set of stellar performances led by the capable Jennifer Carpenter, The Enemy Within stumbles into an overly formulaic narrative that fails to produce any real spark.