Anyone in the documentary

The subject of the documentary

The main character in the documentary

The person who provides the narration or voice-over in the documentary

Footage filmed specifically for the purpose of the documentary

Footage from a handheld camera

Footage from 'the archives', or older footage that has been re-used in the documentary

Footage that has been edited heavily

The preview clip for the documentary

The beginning sequence of the documentary

The end sequence of the documentary

The trailer for the documentary

A dialogue containing questions between the narrator and the subject in a documentary

A casual conversation between the narrator and the subject in a documentary

Whenever the narrator of the documentary talks

When the narrator provides a pre-recording of them talking over a separate clip

Footage from actual life

Archival footage

Footage filmed specifically for the purpose of the documentary

Footage from another documentary

Give the viewer more "context" or backstory

Help the viewer understand an issue more clearly

Entertains the audience

Influences the audience mood

Any traced image in a documentary

Any graphic images in a documentary

Not usually in documentaries

Any text on the screen in a documentary