Iconoclastic, take-no-prisoners cop John McClane, finds himself for the first time on foreign soil after traveling to Moscow to help his wayward son Jack - unaware that Jack is really a highly-trained CIA operative out to stop a nuclear weapons heist. With the Russian underworld in pursuit, and battling a countdown to war, the two McClanes discover that their opposing methods make them unstoppable heroes.
An undercover MI6 agent is sent to Berlin during the Cold War to investigate the murder of a fellow agent and recover a missing list of double agents.
Captain Glass of the USS Arkansas discovers that a coup d'état is taking place in Russia, so he and his crew join an elite group working on the ground to prevent a war.
