Iconic Sounds Connected with Thrillers

There are some sounds that are iconic and completely define a thriller film.

Like the
    sound of footsteps getting 
           louder and louder 
                        even though you can't 
                              see the person who's walking.

Or the drip drip drip drip of a tap. 

Music is a big part of any film, but it's especially crucial for a thriller film. The soundtrack is usually full of classical music and it makes a real impact on the tone and atmosphere of the film. Here are a few iconic soundtracks from thriller films:

Psycho:

Requiem for a Dream's soundtrack is very iconic in the genre of thriller as is the theme song for Hitchcock's Dial M for Murder and perhaps the most iconic sound of all, the Jaws theme tune:

Most music/sounds connected with thrillers are usually edgy, dark sometimes a bit sinister depending on the subject and generally classical. Soundtracks and sounds can sometimes give information to the audience about whatever character is on screen, for instance: a murderer will have a dark, tense piece of music following them, so that when the music starts playing, the audience are familiar with and know it's that specific character.