Documentaire over bodybuilding, waarin Arnold Schwarzenegger, Lou Ferrigno en andere bodybuilders gevolgd worden tijdens hun trainingen voor Mr. Universe, Mr. World en Mr. Olympia-wedstrijden in Zuid Afrika.
Nee, helaas is Pumping Iron nog niet beschikbaar op Netflix in Nederland.
| Directing | George Butler | Director |
| Directing | Robert Fiore | Director |
| Writing | Charles Gaines | Writer |
| Writing | George Butler | Writer |
| Production | George Butler | Producer |
| Production | Jerome Gary | Producer |
| Sound | Michael Small | Music |
| Camera | Robert Fiore | Director of Photography |
| Editing | Geof Bartz | Editor |
| Editing | Lawrence Silk | Editor |
| Sound | Francis Daniel | Sound |
| Sound | Lee Dichter | Sound Mixer |
| Sound | Harry Lapham | Sound |
| Sound | Hugh Little | Sound |
| Sound | Joan Weidman | Sound |
| Lighting | John Isaacs | Electrician |
| Crew | Larry Shaw | Thanks |
| Camera | Joan Churchill | Camera Operator |
| Camera | Jerry Cotts | Camera Operator |
| Camera | Robert Leacock | Camera Operator |
| Camera | Robby Wald | Camera Operator |
| Camera | John Karol | Camera Operator |
| Camera | Eric Darstead | Camera Operator |
| Camera | Jim Signorelli | Camera Operator |
