William Petersen
- IMDb: William Petersen - Photos, biography, videos, and filmography for William Petersen, former star of CSI and whose movies include The Contender and Young Guns II.
- Wikipedia: William Petersen - Biography of actor William Petersen includes details about his personal life, career in TV and movies, and a filmography.
- William Gallery - Dedicated to the actor, William Petersen.
- William Petersen Attic - Includes photos, screen captures, and fan art.
- William Petersen Fanlisting - Fanlisting for the actor.
- William Petersen World - Devoted to the actor's roles in movies and television. Includes video and audio clips, articles, photos, screen savers, games, and more.
- Yahoo! Movies: William L. Petersen - Biography, photos, and filmography.