IMDb 4.7/1020121 小时 20 分钟
In 2004, when marine biologist Dr Brian McCormick stumbled across a recording of mysterious underwater sounds, he launched a scientific investigation to uncover the creature responsible. In search of conclusive proof, he and his research team are called out to an unusual whale stranding in South Africa. Here they find the part-digested remains of an animal none of them can identify.
