Amazon MGM’s spy series Citadel is about to expand as the streamer has released the trailer for its first spin-off, Citadel: Diana. The series follows a new character from the Citadel spy agency played by Matilda De Angelis (The Undoing) as she goes undercover in Manticore, Citadel’s rival organization, in Italy. Watch the trailer below… Citadel was created by […]