Knowing is a 2009 science fiction film directed by Alex Proyas and starring Nicolas Cage. The project was originally attached to a number of directors under Columbia Pictures, but it was placed in turnaround and eventually picked up by Escape Artists. Production was financially backed by Summit Entertainment. Knowing was filmed in Melbourne, Australia, using various locations to represent the film's Boston-area setting. The film was released on March 20, 2009, in the United States. The DVD and Blu-ray media were released on July 7, 2009. It is rated PG-13.
是好萊塢巨星尼古拉斯·凱奇的壹部科幻新作，講述了尼古拉斯·凱奇飾演的大學教授約翰在妻子過世後扮演著單親爸爸的角色。對兒子的嚴格管束，使得父子二人之間始終存在隔閡，然而就在兒子的校慶典禮上，壹封來自“過去”的神秘信件，將徹底打破父子二人的平靜生活，將他們卷入壹系列的恐怖事件和壹場未知的命運當中。