Sean Penn
Director
Emile Hirsch
Chris McCandless
Marcia Gay Harden
Billie McCandless
William Hurt
Walt McCandless
Jena Malone
Carine McCandless
Brian H. Dierker
Rainey
Catherine Keener
Jan Burres
Vince Vaughn
Wayne Westerberg
Kristen Stewart
Tracy Tatro
Hal Holbrook
Ron Franz
Jim Gallien
Jim Gallien
James O'Neill
Graduation Reader
Malinda McCollum
Waitress
Paul Knauls
Building Manager
Zach Galifianakis
Kevin
Craig Mutsch
Wayne's Crew #1
Jim Beidler
Wayne's Crew #2
John Decker
Hutterite #1
John Hofer
Hutterite #2
Jerry Hofer
Hutterite #3
Terry Waldner
Hutterite #4
Robin Mathews
Gail Borah
Candice Campos
Bar Girl
Steven Wiig
Lee's Ferry Ranger
Thure Lindhardt
Mads
Signe Egholm Olsen
Sonja
Floyd Wall
Man in Phone Booth
Bryce Walters
Chris McCandless - age 4
Jim Davis
Immigration Officer
Cheryl Francis Harrington
Social Worker
R.D. Call
Bull
Haley Ramm
Carine McCandless - age 11
Merritt Wever
Lori
Everett 'Insane Wayne' Smith
Insane Cain
John Jabaley
Announcer
Leonard Knight
Leonard Knight
Matt Contreras
Book Shopper #1
Denise Sitton
Book Shopper #2
Bart the Bear
Bear
Sharon Olds
Additional Narrator
Carine McCandless
Additional Narrator
Dan Burch
Passerby
Joe Dustin
The Beast
Golbon Eghtedari
Graduate
Alvin Ellie
Homeless Patron
Caroline Gelabert
Graduating Billie McCandless
Geri Gilmore
Old Lady Tourist
Paul Haasch
Trail Guide
Aaron Wayne Hill
Big Wheel Boy
Timothy Levine
Atlanta Braves fan
Mad Martian
Guy At Bar
Parris Mosteller
Young Boy
Rocky Self
Punk Rocker
J. Nathan Simmons
Tourist
Susan Spencer
Parent
Haley Sweet
Bank Teller
Edward Tubbs
Brown Bronco Driver