2007年美国最新恐怖科幻片。一个山明水秀的小镇上有居民被不明的猛兽噬食，警长（约翰史奈德饰）立刻联同由纽约前来的古生物学家追寻猛兽的踪影。后来他们发现原来那是极度凶猛的巨鳄，而且还有三条之多！一名酷爱鳄鱼的慈善家亦闻风加入追捕行列，就此一场惊心动魄的人鳄大战随即展开……In the sequel to the feature film, man-eating crocodiles return to the lake as two males and one aggressive female crocodile, which is protecting her nest, wreak havoc on the locals.