导演：本·科泰
主演：莉顿·梅斯特,亚当·布罗迪,塔兰·基拉姆,伊芙·康诺利,马特·戴维尔,奥利维亚·斯万,尼克·威特曼
简介： Follows a pair of siblings who love but distrust each other as they embark on a white-water rafting trip with a small group. One of their friends from childhood turns out to be more dangerous than he appears.