Radioactivity makes giant grasshoppers, which attack central Illinois and eventually Chicago.
Dick Tyler Sr. The university, where character Ed Wainwright is studying the effect of radioactivity on seeds and plants, is this website author's alma mater, the University of Illinois at Urbana-Champaign. UIUC hosts a Big Bug Film Festival every year. During the filming, they began to cannibalize on one another, so by the time the last shots were done, only a dozen were left. After doing a few movies at RKO, Peggie signed a contract with Universal-International, where she met and subsequently married casting director Robert Rains.