Many 50's and 60's movies that covered many Sci Fi aspects we reinvented time and time again. Actually most of those involved invaders from space, so expect th

Many 50's and 60's movies that covered many Sci Fi aspects we reinvented time and time again. Actually most of those involved invaders from space, so expect the term "space invaders" got used in many a movie line by the local towns foke - though I don't believe IMDB allows you to search film scripts, that would be cool.