First Ascent
The classic film that inspired the National Geographic Series. Join a global quest with world-class climbers in pursuit of the ultimate goal: the first ascent. Featuring Dean Potter, Timmy O'Neill, Sonnie Trotter, and the amazing Didier Berthod on his quest for the first ascent of the Cobra Crack.
- Genre: Documentary
- Studio: Sender Films
- Keyword: sports, mountain climbing, mountaineering, free climbing
- Cast: Didier Berthod, David Lama, Timmy O'Neill, Dean Potter, Sonny Trotter, Derek Hersey