Introduction Research - Monsters Inc.

The genre of the film: Scary, comedy, animation.

The opening scene shows the main plot of the film, which is to scare children through the doors. It doesn't introduce the main characters.
characters: No main characters introduced.
camerawork: over the shoulder, close up,  match on action, high angle, low light, tracking.
Animation to begin opening credits.
Sound: Suspense as he enters.