One dark, wet November night in 1605, a group of men planned the most audacious act of terrorism England had ever known. The Gunpowder Plot failed, but why? Based on historical evidence we've made up, behold the controversial truth of what really happened.
Numa pacata cidade do Texas, um veterinário e um bióloga lutam para conter o avanço de uma infestação de tarântulas que passaram a ter seu comportamento alterado devido a ação humana. Elas passaram a avançar sobre a cidade e a atacar humanos e animais causando pavor e morte por onde passam.
Lt. Col. Glenn Manning is inadvertently exposed to a plutonium bomb blast and although he sustains burns over 90% of his body, he survives. Then he begins to grow, but as he grows he starts losing his mind. By the time he stops he is 50 ft tall, insane and is on the rampage.