Onder andere met: James Franco (Aron Ralston), Kate Mara (Kristi), Amber Tamblyn (Megan), Sean Bott (Aron's Friend), Koleman Stinger (Aron Age 5), Treat Williams (Aron's Dad), John Lawrence (Brion), Kate Burton (Aron's Mom), Bailee Michelle Johnson (Sonja Age 10), Rebecca C. Olson (Monique Meijer), Parker Hadley (Aron Age 15), Clémence Poésy (Rana), Fenton Quinn (Blue John), Lizzy Caplan (Sonja Ralston), Peter Joshua Hull (Boy on Sofa)