Unsimulated Sex in Film
is one of the best wikipedia articles in the entire world. Item #2, Sweet Sweetback's Baadasssss Song , is itself a link to another of the best wikipedia articles in the entire world. Last on the list--BUT NOT LEAST--is Antichrist: This film by Lars von Trier features a scene of penetrative vaginal intercourse, and also includes graphically violent sexual imagery. Body doubles were used to make the film.