在巴布亚新几内亚某地一个人迹罕见的原始丛林腹地，有一个号称洞穴之母的巨洞——伊萨·阿拉。腰缠万贯的探险家卡尔（Ioan Gruffudd 饰）一掷千金，雇用拥有丰富洞穴探险经验的弗兰克（Richard Roxburgh 饰）及其团队对这里进行勘查。转眼之间几个月过去，伊萨·阿拉的勘探虽然颇见成效，但进度仍显缓慢。与此同时，强烈的热带风暴即将到来，洞穴探险迫在眉睫。卡尔为此和弗兰克发生争吵，而后者孤注一掷，和早已身心疲惫的搭档茱德（Allison Cratchley 饰）潜入水中，挑战有着“魔鬼之限”之称的凶险通道。另一方面，卡尔的女友维多莉亚和弗兰克的儿子乔希也到洞中探险。殊不知灭顶之灾正在逼近……本片根据Andrew Wight在西澳大利亚探洞时的真实经历改编，采用《阿凡达》的3D摄像机拍摄。
A man with spiritualist powers is told by his mentor that a demonic entity is returning to destroy his daughter's soul, and that he should take drastic measures to prevent this from happening.
In 2245, the Earth’s sun has dwindled and no longer provides the energy needed to sustain human life.Five hired mercenaries travel to an uncharted planet to collect a rare mineral known as stardust to replenish the dying star. After their spaceship crashes on the alien planet, they are stalked and hunted by a creature far more advanced than anything they have ever encountered before…
两个蒙面人在街上绑架了一个女人并向其索要赎金，他们将她绑了起来并且堵住了她的嘴巴，但这个女人凭借自己有限的力量破坏了绑匪精心策划的计划。
