Found another list of the films at http://www.rockymusic.org/sfdf/

Seen: The Day the Earth Stood Still, Flash Gordon (serials and the 80s one), The Invisible Man, King Kong (1933, 1976 & looking forward to 2005), It Came From Outer Space (I think), Forbidden Planet, The Day of the Triffids, When Worlds Collide (I also read this one, in grade school)

Need to see: Doctor X, Tarantula (I think), Curse of the Demon (the Dana Andrews reference)