http://www.xmission.com/~tyranist/horror/
Has reviews of horror films

http://mediaknowall.com/alevel.html
http://www.horrorfilmhistory.com/decades/1960s.html#NOTLD
Article on Night of the Living Dead

http://www.katpad.co.uk/media%20website%202000/genre.html
Covers ‘genre’

http://www.jahsonic.com/FilmGenre.html
http://www.jahsonic.com/HorrorCinema.html
Covers both genre and horror

http://en.wikipedia.org/wiki/Horror_film
Horror genre

http://vos.ucsb.edu/browse.asp?id=2720#id917
Link to more links