Mónica Estarreado (born 29 June 1975, in Madrid, Spain) is a Spanish actress. She is best known for her role as Cayetana de la Vega on the popular Spanish comedy-drama Yo soy Bea and for her current role as Dr. Valeria Peralta on Hospital Central, as well as for her work as Fatima Mansour in La Reina del Sur, the latter of which made her known in the United States, Mexico, Puerto Rico, Serbia, Chile and other countries.