Pumping Iron is a 1977 documentary film about the run-up to the 1975 Mr. Olympia bodybuilding competition. The film focuses on Arnold Schwarzenegger and his competitors, Lou Ferrigno and Franco Columbu. The documentary was co-directed by Robert Fiore and George Butler. It was based on the book of the same name by Charles Gaines and George Butler (Simon and Schuster, 1974).
![Pumping-Iron-1977](http://167.86.120.57/wp-content/uploads/2019/11/Pumping-Iron-1977.jpg)