The Enemy Within is an American drama television series created by Ken Woodruff, which aired on NBC from February 25 to May 20, 2019. The series was cancelled after one season on May 30, 2019.

Plot

In 2015, Erica Shepherd is the CIA Deputy Director of Operations. 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. The agents are killed, and Erica is arrested by FBI agent Will Keaton and sentenced to 15 consecutive life sentences without possibility of parole. Three years later, Tal strikes again, and Keaton is ordered to bring Erica out of ADX Florence to join the hunt for Tal and his growing network of spies.