The world became aware of possibility of thermonuclear war when the Soviets successfully detonated an A-Bomb during 1949. With the arms race getting intensified, the paranoia and the fear were ramped up and things turned turbulent. Convinced that a nuclear war could commence anytime, the Bulletin of the Atomic Scientists started publishing Doomsday Clock, its quarterly, which offered a field day to Hollywood directors. Disasters movie offer a great collection at the box office and nuclear war would certainly fetch more recognition than the boring flood or earthquake ones.
The dangers of radiation and nuclear war took metaphorical forms during 1950s.
Filmmakers were pondering about possible effects of nuclear exchange by 1951. Here is a timeline of nuclear war movies that hit the box office since then and have received worldwide acclaim for the message that they carry.
Five The story revolves around a group of survivors of an atomic war who ponder over future, present and past after straggling their way to a coastline in California.
Day the World Ended This movie went into production a couple of minutes later it was reported that Stalin had a hydrogen bomb. The movie featured mutated monsters menacing handful of survivors On the Beach  This is a science fiction based on aftermath of a Nuclear war.
Fail Safe This is a Cold War thriller movie which portrays account of a nuclear crisis. The movie revolves around the tensions between the United States and the Soviet Union which lead to an accidental thermonuclear strike.
Dr. StrangeloveThis is a political satire black comedy which revolves around the nuclear conflict between the United States and the Soviet Union.Future War 198X  This is a Japanese fiction movie based on the war novel The Third World War: The Untold Story.
The Day After This is a television film aired during 1983 and which was viewed by more than 100 million people. The film revolves around a fictional war between the Warsaw Pact and the NATO forces which escalates into a nuclear exchange between the Soviet Union and the United States.
Threads is a British Television Drama written by Barry Hines. It documents account of nuclear war and its aftermath on the city of Sheffield, Northern England. The plot revolves around two families when confrontation between Soviet Union and the United States breaks out.