Citadel is an American spy action television series created by Josh Appelbaum, Bryan Oh, and David Weil for Amazon Prime Video with the Russo brothers acting as executive producers. It stars Richard Madden and Priyanka Chopra as secret agents Mason Kane and Nadia Sinh who, after being attacked by members of a rival agency and having their memories wiped, must reclaim their lost identities and fight back.
With a production budget of US$300 million, the six-episode first season ranks as one of the most expensive television series ever made. The first season premiered on April 28, 2023. In March 2023, it was renewed for a second season, with all seven episodes premiering on May 6, 2026.
Multiple non-English language spin-off shows were announced, with settings in the Italian Alps, India, Spain, and Mexico. The Italian series, Citadel: Diana, premiered on October 10, 2024, while the Indian series, Citadel: Honey Bunny, premiered on November 7, 2024.
