Moviemalls.com
- Screenplay for the movie.
- http://www.moviemalls.com/papers/13days.txt

Yahoo Movies
- Cast and plot information, release dates, and preview commentary on what the movie might be like.
- http://movies.yahoo.com/shop?d=hp&cf=prev&id=1808402765&intl=us

RottenTomatoes: Thirteen Days
- Reviews from the nation's top critics and audiences. Includes movie information, trailer, interviews, articles, and box office figures.
- http://www.rottentomatoes.com/m/thirteen_days/

Filmtracks: Thirteen Days
- Soundtrack review, track list, audio clips, reader comments, and ratings.
- http://www.filmtracks.com/titles/thirteen_days.html

IMDb: Thirteen Days
- Plot summary, cast and crew information, and links.
- http://us.imdb.com/title/tt0146309/

MusicOMH.com - Thirteen Days
- Review and plot synopsis of the new Kevin Costner film.
- http://www.musicomh.com/films/thirteen.htm

About.com: Thirteen Days
- Review by Ivana Redwine.
- http://homevideo.about.com/library/weekly/aa071801a.htm

Allwatchers - 13 Days Spotlight
- Analysis of the film, and links to similar movies.
- http://www.allwatchers.com/Topics/Info_4893.asp

Brunching Shuttlecocks: Thirteen Days
- Review by the Self-Made Critic.
- http://www.brunching.com/selfmade/thirteendays.html

Thirteen Days Movie Review
- Movies for Guys reviews the movie starring Kevin Costner.
- http://www.moviesforguys.com/drama/reviews/13days.shtml

HARO Online - Thirteen Days
- Review of the film.
- http://www.haro-online.com/movies/thirteen_days.html

Apollo Movie Guide
- Review, links and cast/crew information.
- http://apolloguide.com/mov_revtemp.asp?CID=2772

AwesomeStories.com - Thirteen Days
- Includes information and links for the real story behind the movie.
- http://www.awesomestories.com/movies/thirteen_days/thirteen_days_ch1.htm

PopMatters - Thirteen Days
- Review of the film and national showtimes.
- http://popmatters.com/film/reviews/t/thirteen-days.html