He's not the world's most powerful man, leader of the free world, or commander-in-chief...but it's his call if you get to meet with him. The half-century history of the post of White House Chief of Staff is comprehensively examined in this documentary offering exclusive interviews with all its living former occupants, including Dick Cheney, Rahm Emanuel, Donald Rumsfeld, Leon Panetta, James Baker, William Daley, more. Narrated by Kevin Bacon. 172 min. Widescreen; Soundtrack: English.