CBS: Cold Case
Official site. Includes a summary, video previews, and cast information.
Cold Case - Source #1
Contains an episode guide, information about the characters, a download area and a forum for the fans of the series.
Look Again
Message board for discussion of episodes, fan fiction, art, and music.
Second Time Around
Fan listing with song list and cast information.
TV Tome: Cold Case
Episode guide, cast and crew information, and forum.