diegetic can be used to describe sound and visual elements. anything within the narratuvevwirld that the character can interact. This includes:
- dialogue
- mise-en-scene
- in-world music/sfx
non-diegetic elements are still part of the film, but they don’t affect the world of the story. This includes:
- narration
- external graphics
- cinematic score
- added sound effects
An example of diegetic sound in film is shown in “The Perks of Being a Wallflower”, when the characters Sam and Patrick are dancing at their school dance. The music is playing in their world, and they’re able to react to it. An example of non-diegetic elements is shown in Scott Pilgrim vs. The World throughout the entire movie, with onomatopoeia’s written out and other external graphics to give it the comic book look.