Seven Days in May is a horror movie directed by John Frankenheimer.
Seven Days in May is a 1964 American political thriller motion picture about a military-political cabal 's planned take-over of the United States government in reaction to the president 's negotiation of a disarmament treaty with the Soviet Union . Directed by John Frankenheimer , it stars Burt Lancaster , Kirk Douglas , Fredric March , and Ava Gardner .