Go to "Extras" and load an established game file (or create a new one). Select "Game Secrets", then "Enter Code". Enter the symbols into the Alethiometer in the order, Top-Left, Bottom-Left, Top-Right. Press the Triangle button to lock in the code. Once the code has been acknowledged, the respective featurette may be viewed through "Featurettes" in the "Extras" menu. The game will automatically save after each successful code entry.

Effect	Password
Unlock "Audio Session: Dakota Blue Richards" Featurette	Compass - Sun - Madonna.
Unlock "Audio Session: Freddie Highmore" Featurette	Compass - Moon - Wild Man.
Unlock "Behind The Scenes" Featurette	Alpha/Omega - Alpha/Omega - Compass.
Unlock "Daemon Motion Reference Shoot at the Wildlife WayStation, Angeles National Forest, CA" Featurette	Griffin - Elephant - Owl.
Unlock "Polar Bears In Motion" Featurette	Sun - Moon - Wild Man.