Symptoms is a 1974 British psychological horror film directed by José Ramón Larraz and starring Angela Pleasence, Peter Vaughan, and Lorna Heilbron. The film, based on a story by Thomas Owen, follows a woman who goes to stay with a friend at her family remote English manor where all is not as it seems. The film had its premiere at the 1974 Cannes Film Festival as the first official British entry. The film was released under the alternate title The Blood Virgin.