IMDb.com - Attack of the Crab Monsters (1957)
- Cast, credits, production information, plot outline, user comments.
- http://us.imdb.com/title/tt0050147/

Dr. Darren's World of Crabs
- Display of crabs in the movies.
- http://www.brachyura.fsnet.co.uk/movies.htm

Horror Wood Webzine
- Review of Attack of the Crab Monsters. Article written by Karen Luise, Crabs, Corman, And Claws, Oh, My!
- http://www.horror-wood.com/crabmonsters.htm

Hill City Comics-
- Review and poster of cult classic, Attack of the Crab Monsters (1957).
- http://www.hillcity-comics.com/movie_reviews/movie0439.htm

Attack of the Crab Monsters Lobby
- Pictures of rare lobby cards from science fiction classic.
- http://www.autographsmovieposters.com/crabmonsters.html

Badmovies.org - Attack of the Crab Monsters
- Review, character list and descriptions, plot, sound clips, pictures and scenes from the film.
- http://www.badmovies.org/movies/crabmonsters/