Future Movies: Underworld: Evolution
- Review by Paul Greenwood including photographs.
- http://www.futuremovies.co.uk/review.asp?ID=453

Wikipedia: Underworld
- Features plot outline, cast list, trivia, sequel details, soundtrack and related external links.
- http://en.wikipedia.org/wiki/Underworld_%282003_film%29

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

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

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

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

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

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

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

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

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

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