All-Reviews.com: Planet of the Apes: Review of the movie.
Apollo Movie Guide: Planet of the Apes: Review, links, and cast information.
Charlton Heston World: Planet of the Apes: Synopsis of the film, facts, cast list, and photographs from the movie.
IMDb: Planet of the Apes (1968): Cast, crew, reviews, plot summary, comments, and other movie information.