On Nov. 20, 1983, almost 100 million terrified Americans watched the horror of a nuclear war in the historic TV movie "The Day After," shown right here on ABC.

engineered to house the federal government in the occurrence of a nuclear attack. Built in secrecy during a 14 month period between 1959 and 1961, the facility became active in 1962 and operated ...

No official explanation was offered at the time, fuelling speculation the film was too controversial to be shown in Japan - the only country to have ever suffered a wartime nuclear attack.