There are 5 different sub-genres of thrillers; the conspiracy thrillers, the political thriller, the spy film, the psychological thriller, the techno-thrillers and the supernatural thriller.
A genuine thriller is a film that follows a single-minded goal. It normally includes excitement, suspense, anticipation, expectation, tension, and people being placed in life threatening situations, all building towards a final climax.
The conspiracy thriller (or paranoid thriller)
This type of thriller normally involves journalists or other types of investigators finding out a small piece of information which leads to them uncovering a conspiracy and leads them to find out a lot more then origionaly intended. These are often played out as ''man/woman-in peril'' stories, or narratives which are similar to detective stories. The key themes of conspiracy thrillers are; rumours, deception, lies, and old history being brought back up. Examples of conspiracy thrillers are; The divinci code, the girl with the dragon tattoo, salt and angels and demons.
The political thriller
A political thriller is a thriller which involves a political power struggle, invloving extra-legal plots, where someone if trying to gain power and other people are trying to stop them. The normal themes of political thrillers are; political corruption, terroism and warfare. Political thrillers can be based on true events, and also overlap with the sub-genre of consiracy thriller. Examples of conspiracy thrillers are; The Ghost Writer, State of play, JFK and The edge of darkness.
The spy film
The spy film is a subgenre of both thriller and action. Spy films show the espionage activities of governemt agents and show how high the risk is of them being discovered. The spy film is one of the most popular types of thriller worldwide. The main themes of spy films are; technological thrills, exotic locales, and they combine the action and science fiction genres. Examples of spy films are; The Bourne films, James Bond, and Hanna.
Psychological thriller
A thriller with a big focous on the unstable emotional characters combined with mystery, and sometimes with the drama genre and the horrow genre. The main themes of psychological thrillers are; reality, perception, mind, existence, identiy and death. Examples of psychological thrillers are; Silence of the lambs, seven, black swan, vertigo and psycho.
Techno-thrillers
This is a genre which drwas ideas from both science fiction and thrillers. They include more technical details than most other genres, such as military technology. Techno-thrillers often overlap with the genre of near-future science fiction. The main themes of techno-thrillers are; technology, mechanics, espionage, martial arts and politics. Examples of techno-thrilers are; jurassic park, westworld, the net, die hard 4.0 and I robot.
Supernatural thriller
In supernatural thrillers, out of this world elements such a fantasy are brought in, with added tension, suspense and polt twists. These films build there suspense through the plot twists rather than action. Examples of supernatural thrillers are; The others, The sixth sense, Fallen and What lies beneath.