It is widely believed that the 9/11 attack was an inside job - but by whom? Many believe it was a political ruse to instigate war with the Middle East and to justify removing many of our civil liberties. Also, since 9/11 we have been placed under a microscope, our privacy removed as we are being watched and profiled by a sinister force with a malevolent agenda. The theories and conclusions that the Government was responsible, though partially true, have taken a surprising new twist - as there may be another explanation, one much larger in scope and much more terrifying.

• Documentary