Thing, The

eLook
Summary of cheats and codes for the GameCube version.
http://www.elook.org/games/cheats/gamecube/194.shtml

Gaming Online
Walkthrough.
http://www.thegamingonline.com/Xbox/Games/thing.htm

Open Site
Offers information, review overviews, and a forum thread.
http://open-site.org/Games/Video_Games/Action-Adventure/Survival_Horror/Thing,_The/

The Thing World
Contains story, cheats, and screenshots.
http://www.thethingworld.com