A Wall of Silence (Spanish: Un muro de silencio) is a 1993 Argentine drama film starring Vanessa Redgrave. The film concerns a turbulent period in Argentine history, the National Reorganization Process as well as the responsibility of artists in engaging and interpreting human stories from this period. It was directed by Lita Stantic and released theatrically in Argentina on 10 June 1993. It was also screened later that year at the Toronto International Film Festival. It was released as Black Flowers in some English territories.