競泳選手の大学生ヘイリー(カヤ・スコデラーリオ)は、巨大ハリケーンの後、父(バリー・ペッパー)と連絡が取れないと聞いてフロリダの実家に戻る。地下で大けがを負い気絶していた父を発見した彼女は、突如何者かによって地下室の奥に引きずり込まれ、右足を負傷してしまう。家の中はどう猛なワニたちに支配されていた。
After witnessing a brutal murder in a cabin, a man hides in a crawlspace while the killers scour the property for a hidden fortune. As they draw nearer, he must decide if the crawlspace will be his tomb or the battleground in his fight for survival.
When awkward teen Ronald Wilby accidentally kills a young girl whose sister rejected his affections, his overbearing mother decides to hide him from the law by creating a concealed room in their home for him to live.
A childless middle-age couple adopt a troubled youth they find living in their crawlspace and attempt to get him to rejoin society with tragic results.
A newly-hired and troubled custodian of a local church encounters a dark force beyond his understanding following the mysterious disappearance of a young woman.
The Crawlspace Killer terrorizes a small Indiana town.