1. Thriller, Terror, horror
Looking at what scares us

2. Defining thrillers
Thrillers have the fear and concept of danger, but thrillers have a stronger sense of suspense and the chase.

3. Defining terror
Terror is usually described as the feeling of dread and anticipation that precedes the horrifying experience. while terror is more related to being anxious or fearful.

4. Defining horror
Horror is the feeling of revulsion that usually occurs after something frightening is seen, heard, or otherwise experienced. It is the feeling one gets after coming to an awful realization or experiencing a deeply unpleasant occurrence.
In other words, horror is more related to being shocked or scared (being horrified)
Horror has also been defined as a combination of terror and revulsion.

5. The Murder mystery
The murder mystery has been around since the Bible. The thriller film genre begins with the essence of the crime mystery.
There’s a murder. There must be a crime – there must be a murder
The murderer must be found. Because taking the life of a human being is the worst crime against humanity, the killer must be found.
The murderer must be brought to justice. To confirm the consequences for committing the worst criminal act in society, the perpetrator must be punished.
Society must discover why the horrible crime has been committed. These moral needs bring truth and justice to the plot.

6. The Noir
The noir genre revolves around one character betraying another. Betrayal is the key element that drives a Noir story and plot.
Film Noir is not simply a sub-genre, but rather a term for a distinct, stylistic type of crime-drama or thriller that was popular throughout the 1940s and 1950s. Film-Noir is characterized by a black-and-white style with stark lighting effects. The main character is usually a cynical hero. Film-Noir relies on a narrative voice and various flashbacks to explain the intricate plot.
Examples: Sunset Boulevard, The Maltese Falcon, Sweet Smell of Success.

7. The noir
Elements of –
Violence: The dramatic tension in newer noir films comes from the anticipation of violence.
Atmosphere: Noir stories mostly take place in lonely bars; seedy motels; abandoned, shadowy streets
The Ending: In most traditional noir stories, the ending is not a good one for the protagonist.

8. Suspense drama
Unlike the murder mystery, the suspense drama is primarily about preventing a murder or unthinkable act.
What counts most in creating suspense is the thrill of the chase.

9. Suspense drama
Alfred Hitchcock is known as the “Master of Suspense.” He catches the darkest fears of the audience.

10. Sub-genres of thriller
Action Thriller
An Action Thriller uses physical action to create suspense within the film. Like a traditional Action film, this sub-genre will often have continuous motion and action including physical stunts, chases, fights, battles, and races. Often, these scenes will contribute to the overall sense of danger that the protagonist is facing.
Examples: Die Hard, Kill Bill Vol. 1, The Bourne Identity.

11. Subgenres of thriller Crime Thriller
Crime Thriller film is a sub-genre that incorporates the suspenseful aspects of a thriller with a crime film plot. This sub-genre's plot usually centers on a serial killer, murderer, robbery, or manhunt. As opposed to traditional crime films, the storyline focuses both around the criminal and the protagonist. Crime Thrillers use both action and psychological aspects to build tension and suspense.
Examples: The Usual Suspects, The Fugitive, Jagged Edge.

12. Subgenres of thriller Psychological Thriller
In addition to the traits of a regular Thriller, a Psychological Thriller incorporates elements of drama and mystery film. The suspense in this sub- genre comes from the mind, rather than from a psychical threat. The protagonists in Psychological Thrillers must rely on their mental resources to solve the situation. Because of their nature, many Psychological Thrillers cross over into the Horror genre.
Examples: Memento, Rear Window, Taxi Driver.

13. Subgenres of thriller Science Fiction Thriller
Science Fiction Thriller incorporates hypothetical, science-based themes into the plot of the film. Traditionally, a Science Fiction film will incorporate heroes, villains, unexplored locations, fantastical quests, and advanced technology. These elements can be used in a Science Fiction Thriller to create anticipation and suspense. Often, this sub-genre will explore the “future-gone-bad” theme, including plots that revolve around alien invasions, dystopian scenarios, and super-diseases.
Examples: Aliens, Inception, District 9.