Foley Sound FX

Foley is the department of sound that adds real sound effects using things in the real world. They show the film on the screen in front of them and, with a microphone, record noises that would accompany the scene by carrying something out (snapping a leek or celery stick for breaking bones, stomping on a tray of gravel for footsteps, striking a slab of meat for punch sounds etc.), syncing their actions with the video feed.

The different methods of achieving certain sounds is revealed in these two videos: