

A docudrama depicting a hypothetical nuclear attack on Britain. After backing the film's development, the BBC refused to air it, publicly stating "the effect of the film has been judged by the BBC to be too horrifying for the medium of broadcasting." It debuted in theaters in 1966 and went on to great acclaim, but remained unseen on British television until 1985.
Montage reads the films you've rated and works out how this one lands for you. Free, and about two minutes.