Check out
http://imovies.blogspot.com/The movies here are free and within public domain. The SF and Horror collection is pretty kickass, and includes The Horror Express, Frankenstein's Daughter, Night of the Living Dead, the Brain That Wouldn't Die, Monster From a Prehistoric Planet, Beast from Haunted Cave, Nosferatu, Murders in the Rue Morgue, Phantom of the Opera, Carnival of Souls and other goodies.
