This document discusses audiences for thriller films and how filmmakers assess the success of reaching their target audience. It notes that thrillers typically appeal more to males ages 12-25. Filmmakers will do early screenings with questionnaires to determine who their film is aimed at before release. The document then discusses the demographics, psychographics, and similar audiences for a thriller film opening being made by the authors. It is aimed at ages 12-25 of any gender, race, or social class who enjoy mysteries and thrillers. Finally, it discusses how the filmmakers will assess audience response to their opening using video testimonials.