In 1984, Soviet submarine captain Marko Ramius (Sean Connery) decides to break away from the military exercises in which he has been ordered to take part and sets a course straight for the American coastline. The Americans believe he is mounting a renegade attack, the Russians believe he is trying to defect, and both nations send their Navies out in pursuit. The one man who seems to have a clear grasp on the situation is C.I.A. analyst Jack Ryan (Alec Baldwin), but can he make the super-powers see sense before they risk everything in a potential catastrophic naval encounter?

Kenneth Branagh directs and co-stars in this action thriller starring Chris Pine as the iconic Jack Ryan character created by Tom Clancy. Following on from his career in the military, Jack now works as an analyst for the CIA's Financial Intelligence Unit under the guidance of William Harper (Kevin Costner). Believing he has stumbled upon a plot by Russian billionaire Viktor Cherevin (Branagh) to crash the United States economy, it isn't long before Jack is forced to go undercover and infiltrate Viktor's network. But with his wife Cathy (Keira Knightley) curious about the true nature of his work, Jack is under pressure to protect not only his country but his personal relationship as well...

Harrison Ford reprises his role as CIA Agent Jack Ryan in this adaptation of Tom Clancy's novel. When his mentor Admiral James Greer (James Earl Jones) becomes gravely ill, Ryan is appointed acting CIA Deputy Director of Intelligence. His first assignment: to investigate the murder of one of the President's friends, a prominent US businessman with secret ties to Colombian drug cartels.