What opening sequences do

One of the main purposes of a opening sequence is to intrest the audience to carry on watching the film. The most common way in which open sequences do this is by leaving a cliff hanger or enigma at the end. Also opening sequences estabblish time and place. They usually do this with establishing shots or by having a narrator or word captions. Opening scenes also reassure the audience of there chosen genre by locaton or characters. An opening sequence also set up an initial equlibriam which will be disrupted later. They also set up any key themes in the film which are linked to the ideologies in the film. Nearly all opening sequences introduce characters, usually the main one.