Antonia San Juan Fernández (born 22 May 1961) is a Spanish actress, director and screenwriter. She is best known for her roles as Agrado in comedy-drama movie "All About My Mother" (1999) and Imoguiri in the science ficiton-horror movie "The Platform" (2019). She has also appeared in television shows such as "La que se avecina" and "Gym Tony".