Allegiance is an American adaptation of the Israeli spy drama series The Gordin Cell. The series premiered on February 5, 2015, on NBC.
On March 6, 2015, NBC canceled the series after five low-rated episodes. On March 12, 2015, NBC confirmed that the series would move online, and a new episode premiered in the U.S. via Hulu and NBC.com. The final episode of the series was released on April 30, 2015.