Featuring world famous natural bodybuilder and former American Gladiator, Mike OHearn, Generation Iron 4 explores the inner workings of professional natural bodybuilding in attempt to expose the truth behind the all natural claim...
- Director: Vlad Yudin
- Genre: Documentary
- Release: 31 Jul 2020
- Studio: N/A
- Popularity: Alondra Chatman, Kai Greene, King Kamali