Apollo Movie Guide: Pi: Review, links, and cast information.
Cold Fusion Video - Pi: Review by Nathan Shumate.
Darren Aronofsky Online: Pi: Short review and trailers.
Internet Movie Database: Pi: Overview, trailer, production credits, and links.
Salon: Pi: Overview and extensive review by Laura Miller.
TheWorldJournal.com: Pi: Review by Giancarlo De Lisi.
Topspins.net: Pi: Review, pictures, and information on the Region 2 DVD.
TV Guide Online: Pi: Review, plot synopsis, cast credits, and pictures.