We still haven't found our final film for the 50s.
Both aforementioned films (
War of the Worlds, Beast from 20,000 Fathoms) are still in the fray, with plenty others (
I Was a Teenage Werewolf, The Day the Earth Stood Still, El Vampiro) breathing down their necks.
http://www.horror.com/forum/showthre...616#post953616