Jack Nicholson Thanks
Kristen Stewart Tracy Tatro
Sean Penn Director, Screenplay, Producer
Zach Galifianakis Kevin
Jena Malone Carine McCandless / Additional Narration (voice)
Emile Hirsch Christopher McCandless / Alexander Supertramp
David Webb Assistant Director
Marcia Gay Harden Billie McCandless
Michael Minkler Sound Re-Recording Mixer
Vince Vaughn Wayne Westerberg
Catherine Keener Jan Burres
Merritt Wever Lori
Jay Cassidy Editor
Thure Lindhardt Mads
William Hurt Walt McCandless
Lyn Matsuda Norton Script Supervisor
Francine Maisler Casting
Hal Holbrook Ronald "Ron" Franz
Frank Hildebrand Executive Producer
Martín Hernández Sound Designer, Supervising Sound Editor
Robin Mathews Makeup Department Head, Gail Borah
John J. Kelly Executive Producer
Mychael Bates Property Master
Art Linson Producer
Lora Hirschberg Sound Re-Recording Mixer
Mary Claire Hannan Costume Design
John R. Saunders Assistant Director
Haley Ramm Carine McCandless (age 11)
Steven Wiig Lee's Ferry Ranger
Eddie Vedder Music, Songs
R. D. Call Bull
Domenic Silvestri Art Direction
Gary Archer Prosthetics
Christopher Barnett Sound Effects Editor
Derek R. Hill Production Design
John Jabaley Announcer
Haley Sweet Bank Teller (uncredited), Production Supervisor
Signe Egholm Olsen Sonja
Cheryl Francis Harrington Social Worker
Steve Hart Stunts
Luca Kouimelis Script Supervisor
Lauren Grey Casting Associate
Cole S. McKay Stunts
Gary J. Wayton Stunts
Sterfon Demings Hair Department Head
J. Nathan Simmons Tourist (uncredited)
Jacqueline Aronson Costume Supervisor
Mike Smithson Makeup Artist
Chris Regan Color Timer
Éric Gautier Director of Photography
Jon Krakauer Book, Thanks
Nerses Gezalyan Sound Mixer
Brian H. Dierker Rainey
Bill Pohlad Producer
Chuck Zlotnick Still Photographer
Kathy Driscoll-Mohler Casting Associate
Aaron Wayne Hill Big Wheel Boy (uncredited)
David Franco Music Supervisor
Danielle Berman Set Decoration
Michael Brook Original Music Composer
David Blocker Executive Producer
Brinton Bryan Second Unit
Bart the Bear II Bear
Donald Frazee Special Effects Supervisor
Doug Seus Stunt Coordinator
Jacques Jouffret Steadicam Operator
Edward Tise Sound Mixer
Bryce Walters Christopher McCandless (age 4)
Critter Pierce Set Costumer
Christopher Neely Set Decoration
Parris Mosteller Young Boy (voice) (uncredited)
Billie McCandless Thanks