Allwatchers Review - The Parent Trap: Plot summary and review.
Apollo Movie Guide - The Parent Trap (1998): Review, links, and cast information.
IMDb: The Parent Trap (1998): Cast and crew information, plot summary, reviews, and trivia.
Rotten Tomatoes: The Parent Trap: Reviews, synopsis, movie mistakes, cast and crew lists, posters, and a forum.
The Nitpickers Site: The Parent Trap (1998): Bloopers and mistakes found by viewers.
The Parent Trap World: Character information, pictures, cast and crew information, and lyrics to the songs in the movie.
Totally, Completely, Unofficial Parent Trap Page: Movie reviews of the two films and pictures.
TV Guide Online: Parent Trap, The: Review and a list of the cast and crew.