The film is based off of Jon Krakauer's non-fiction book about Christopher McCandless, played by Hirsch, graduating from college in 1992, deserting his possessions and hitchhiking his way to Alaska to live in the wilderness.
McCandless died four months later, his body was found in an abandoned bus at an isolated campsite. McCandless' parents will be played by Hurt and Harden.
Penn, Art Linson and William M. Pohlad are producing the film. Pohlad's River Road is responsible for financing the project.
Swim Week Miami Beach 2014 [PHOTOS]