All-Reviews.com - Multiplicity Review of the movie http://www.all-reviews.com/videos-2/multiplicity.htm

Brunching Shuttlecocks: Multiplicity Review by the Self-Made Critic. http://www.brunching.com/selfmade/selfmade-multiplicity.html

IMDb.com - Multiplicity Cast/crew information with user comments and ratings. http://us.imdb.com/title/tt0117108/

TV Guide Online: Mad City Short review and credits. http://www.tvguide.com/movies/database/ShowMovie.asp?MI=39620