The Man Who Saved the World

The Man Who Saved the World is a 2014 featuredocumentary film by Danish director Peter Anthony about Stanislav Petrov, a former lieutenant colonel of the Soviet Air Defence Forces. Other stars appearing in the film include Robert De Niro, Matt Damon, Kevin Costner, Ashton Kutcher and Walter Cronkite.

For a few crucial moments on September 26, 1983, Stanislav Petrov held the fate of the world in his hands.When an alarm suddenly went off at Soviet nuclear early warning center Serpukhov15, Stanislav was responsible for reacting to a report that five American nuclear missiles were heading toward the Soviet Union. Rather than retaliate, Stanislav followed his gut feeling and went against protocol, convincing the armed forces that it was a false alarm. His decision saved the world from a potential devastating nuclear holocaust. ........

Source: Wikipedia