About.com: Crispin Glover: History, movie information, and commentary.
IMDB: Crispin Glover: Photo, profile, filmography, and other credits.
Offbeat Cinema: Days of Rage and Confusion: Introduction, profile, links, and film summaries.
The Crispin Glover Encyclopedia: Profile, history, filmography, and fan club.
The Crispin Hellion Glover Resource Center: A fan page with articles, reviews, interviews, multimedia, and links.