1) The target audience for thrillers is ages 15+ according to research, as thrillers appeal to both males and females through relatable characters and themes that interest different audiences.
2) A key appeal is the use of suspense and tension through constant plot twists that keep audiences on the edge of their seats, especially in psychological thrillers.
3) The document discusses how thrillers can relate to a wide range of audiences and considers 15-30 years old as the target demographic, encompassing crime, mystery, and psychological thriller elements.