For thirteen extraordinary days in October 1962, the world stood on the brink of an unthinkable catastrophe. After discovery of Soviet weapons in Cuba, events and tension escalate between the two military superpowers and within the White House. President John F. Kennedy (Bruce Greenwood), Bobby Kennedy (Steven Culp) and Special Assistant to the President Kenneth P. O'Donnell (Kevin Costner) are in the hot seat as they struggle to prevent nuclear war.