Apollo Movie Guide: Valentine: Review by Brian Webster, plus links, cast information and readers' ratings.
Future Movies: Valentine: Review by Nik Huggins.
IMDb: Valentine (2001): Contains a plot outline, user comments, and cast list.
Metacritic.com: Valentine: Links to reviews by mainstream critics.
Movie-List: Valentine: Link to the movie trailer.
Movieweb: Valentine: Plot description, production information, cast list, and pictures.
MRQE: Valentine (2001): Links to more than 100 reviews of the movie.
Valentine: UK official site: The official UK site for the movie. Includes synopsis, production notes, cast biographies, and multimedia.
Valentine: US official site: Message boards, cast biographies, photos and clips from the movie.