sentation and communication. We already have a fair knowledge of how people communicate non-fictionally using language. So how is it that motion pictures can be used constatively by people to pass on ideas and (mis)information to one another? What follows is a model for one possible response to this question. It is essentially tentative and ultimately only partial. It promises not so much to resolve the puzzles at hand as to announce a new topic of research: the role of agency, rationality, and practical reasoning in non-fictional cinematic communication.