Dark Side of the Moon is a French mockumentary featuring a guest appearance by  an American retired politician and businessman who served as the 21st Secretary of Defense under who?
Dark Side of the Moon (film):  It features some surprising guest appearances, most notably by Donald Rumsfeld, Dr. Henry Kissinger, Alexander Haig, Vernon Walters, Buzz Aldrin and Stanley Kubrick's widow, Christiane Kubrick. Donald Rumsfeld: Donald Henry "Don" Rumsfeld (born July 9, 1932) is an American retired politician and businessman.
i don't know