Sound of the world or for the audience alone.
- Diegetic sound is the sound the characters within the frame can hear
- Music playing in the room of the scene
- Foley sound is the sound of everyday life. Such as traffic sound, footsteps, leaves crunching under with weight of the foot.
Non-diegetic sound is sound for the audience alone and the characters cannot hear.
- Rod Sterling’s Twilight Zone dialogue with the audience.
- Music played just for the audience but isn’t a part of the scene