IMDb - Shôjo Kakumei Utena (series)
The Internet Movie Database listing for the TV series. Contains a full cast and crew list and additional resources.

IMDb - Shôjo Kakumei Utena: Adolescence Mokushiroku (movie)
The Internet Movie Database listing for the theatrically released movie.

Revolutionary Girl Utena - The Movie
The official site for the US release of the movie, by Central Park Media. Includes character information, a story synopsis, image galleries with wallpaper, production sketches, and fan art, and the theatrical trailer.

SF Int'l Lesbian and Gay Film Festival: Revolutionary Girl Utena - The Movie
A subtitled showing of the movie at the Castro Theater in San Francisco, CA. Series and movie director Kunihiko Ikuhara in attendance.

Utena TV.com
The official US site for series, by its distributor Central Park Media. Includes character information, a story summary, three Quicktime trailers, and an image gallery.