This document analyzes the trailer for the horror film "Insidious". It identifies the genre as horror based on conventions used like sudden noises, darkness, and tension. The target audience is identified as younger teenagers based on the 15 age rating. Key points are that the film was made by successful horror director James Wan, which would attract fans of his previous films like "Paranormal Activity" and "Saw". The document concludes that the trailer effectively shows enough of the plot to intrigue viewers without giving too much away, making the author want to see the full film.