Saw this movie a long time ago
http://twtd.bluemountains.net.au/Rick/liz_hv.htm thougt it would be good to bring up here. I remember the reporters in it running around all bunched up in a group saying things like "Hey, give us a break, we are the press!" Looked it up online and it turns out Frankenstien Conquers The World was originally supposed to be a sequel to The Human Vapor:
http://www.tohokingdom.com/web_pages/lost_projects/frankenstein_vs_the_human_vapor.htm