The document discusses several subgenres of thriller films including psychological thrillers, crime thrillers, mystery thrillers, horror thrillers, religious thrillers, spy thrillers, and disaster thrillers. Psychological thrillers focus on unstable emotional states and twist endings. Crime thrillers follow criminals' journeys and use action and psychology. Mystery thrillers center on detectives solving crimes. Horror thrillers aim to scare audiences through gore and nightmares. Religious thrillers involve supernatural church mysteries. Spy thrillers depict heroes fighting government agents. Disaster thrillers feature threats like floods, volcanoes or alien invasions bringing the world to an end.