premise: Art History is a 2011 American drama film directed by Joe Swanberg, written by Swanberg, Josephine Decker, and Kent Osborne. It stars Decker, Swanberg, Osborne, Adam Wingard, and Kris Swanberg as filmmakers whose lives are complicated by a graphic sex scene in an arthouse film.
hypothesis: The writers of Art History all star in the film.
reason: The film was written by Swanberg, Decker, and Osborne. All of them star in the film.