The Unknown Known was released on August 29, 2013.

The Unknown Known was directed by Errol Morris.

The Unknown Known has a runtime of 1h 42m.

The Unknown Known was produced by Amanda Branson Gill.

Former United States Secretary of Defense, Donald Rumsfeld, discusses his career in Washington D.C. from his days as a congressman in the early 1960s to planning the invasion of Iraq in 2003.

The key characters in The Unknown Known are Self (Donald Rumsfeld), Younger Donald Rumsfeld / Secret Service (Kenn Medeiros), Self - Interviewer (voice) (Errol Morris).

The Unknown Known is rated PG-13.

The Unknown Known is a Documentary, Biography, History film.

The Unknown Known has an audience rating of 7 out of 10.

The Unknown Known has made $302K at the box office.