Catherine's Picnic at Hanging Rock: Fan site with synopsis, picture gallery, cast and crew, brief character profiles, and filming locations.
IMDB - Picnic at Hanging Rock (1975): Complete information about the cast and crew of the movie, with links to external reviews, technical details and miscellaneous information.
Picnic at Hanging Rock: Includes photos, reviews, and information about the DVD.
Picnic at Hanging Rock: Review by Roger Ebert.