Dirty Bird, The Derek Hersey Story
- Jahr: 2003
- Land: United States of America
- Genre: Dokumentarfilm, Abenteuer
- Studio: Sender Films
- Stichwort: rocky mountains, colorado, yosemite, mountain climbing, bouldering, mountaineering, free climbing, escalade, solo climbing, goat climber
- Direktor: Peter Mortimer
- Besetzung: Derek Hersey