Super Size Me is a 2004 American documentary film directed by and starring Morgan Spurlock, an American independent filmmaker. Spurlock 's film follows a 30 - day period from February 1 to March 2, 2003, during which he ate only McDonald 's food. The film documents this lifestyle 's drastic effect on Spurlock 's physical and psychological well - being, and explores the fast food industry 's corporate influence, including how it encourages poor nutrition for its own profit.
how many days is morgan going to eat a fast food only diet
a 30 - day period