About.com - Underworld Contains photographs and an interview with Kate Beckinsale about her role in the film. http://romanticmovies.about.com/cs/underworld/

Sony Pictures - Underworld Official site featuring movie trailer, wallpapers, screen savers, character details, and plot summary. http://www.sonypictures.com/movies/underworld/

World of Movies: Underworld Includes plot summary and photographs. http://www.world-of-movies.com/underworld/index.htm

All-Reviews.com - Underworld Reviews of the movie. http://all-reviews.com/videos-5/underworld.htm

CIN3MA: Underworld Review of the film with rating, cast information, and pictures. http://www.cin3ma.tv/moving_pictures/reviews/u/underworld.shtml

HARO Online: Underworld Haro reviews the movie. http://www.haro-online.com/movies/underworld.html

DreamLogic: Underworld Review by Chris Nelson. http://dreamlogic.net/REVIEWS/underworld.html

IMDb - Underworld Features cast and crew details, photographs, plot summary, and links. http://us.imdb.com/title/tt0320691/

Rpg Dreamers: Underworld Review, cast information, screenshots, and wallpapers. http://www.rpgdreamer.com/underworld/

The Underworld Forum A message board for fans to get to know each other and discuss the movie. http://vampiress221.proboards28.com/

Underworld: Vampire & Lycan A play-by-email simulation based on the movie. http://www.geocities.com/dsl_gregory_76/

IMDb - Up at the Villa (2000) Cast/credits plus additional information about the film http://us.imdb.com/title/tt0153464/