Here is some of the best UFO footage captured by NASA and released accidentally.
As it was produced like a documentary and meant to be shown an episode of the series "Science Report", many people still believe Alternative 3 was based on a true story. The fact it has never been repeated on British TV has given ammunition to conspiracy theorists who believe Alternative 3 was meant to blow the whistle on an actual government project and alien threat. The film was originally intended to be broadcast on April Fools'Day as a hoax, but it was delayed until June by industrial action.
