An exploratory dive into the deepest depths of the ocean of a daring research team spirals into chaos when a malevolent mining operation threatens their mission and forces them into a high-stakes battle for survival.

Years after his squad was ambushed during the Gulf War, Major Ben Marco finds himself having terrible nightmares. He begins to doubt that his fellow squad-mate Sergeant Raymond Shaw, now a vice-presidential candidate, is the hero he remembers him being. As Marco's doubts deepen, Shaw's political power grows, and, when Marco finds a mysterious implant embedded in his back, the memory of what really happened begins to return.

A deep sea submersible pilot revisits his past fears in the Mariana Trench, and accidentally unleashes the seventy foot ancestor of the Great White Shark believed to be extinct.

Michael Jennings is a genius who's hired – and paid handsomely – by high-tech firms to work on highly sensitive projects, after which his short-term memory is erased so he's incapable of breaching security. But at the end of a three-year job, he's told he isn't getting a paycheck and instead receives a mysterious envelope. In it are clues he must piece together to find out why he wasn't paid – and why he's now in hot water.

Lara Croft ventures to an underwater temple in search of the mythological Pandora's Box but, after securing it, it is promptly stolen by the villainous leader of a Chinese crime syndicate. Lara must recover the box before the syndicate's evil mastermind uses it to construct a weapon of catastrophic capabilities.

An affair between the second in line to Britain's throne (Franco) and the princess of the feuding Irish (Myles) spells doom for the young lovers.