The document discusses the target audience for psychological thriller films and trailers. It states that the target audience for psychological thrillers is generally those aged 18+ due to potentially disturbing or gory content. However, the target audience for movie trailers of psychological thrillers can be 15+ as long as the trailers do not include explicit or extremely violent scenes. The author intends to aim their trailer for a psychological thriller at those aged 15+ as this matches the age ratings of trailers they have researched and allows potential viewers to understand the plot without risk of shocking younger viewers.