 | James Franco als Mac McLeod |
 | Nat Wolff als Jim Nolan |
 | Selena Gomez als Lisa London |
 | Vincent D'Onofrio als Al Anderson |
 | Robert Duvall als Chris Bolton |
 | Ed Harris als Joy |
 | Sam Shepard als Mr. Anderson |
 | Bryan Cranston als Sheriff |
 | Zach Braff als Connor |
 | Josh Hutcherson als Vinnie |
 | Danny McBride als Tramp |
 | Ahna O'Reilly als Edith "Edie" Malone |
 | Lio Tipton als Vera |
 | Ashley Greene als Danni Stevens |
 | Austin Stowell als Eddie |
 | Keegan Allen als Keller |
 | Vince Jolivette als Mr. Thompson |
 | Scott Haze als Frank |
 | Kimberly Crandall als Mrs. Thompson |
 | Alex Morf als Burke |
 | Jacob Loeb als Paul |
 | Beth Grant als Ethel |
 | Jack Kehler als Dr. Burton |
 | John Savage als Dan |
 | Coby Batty als Tramp |
 | Blanca Blanco als Doris (uncredited) |
| Tarek Tohme | Co-Producer |
| James Franco | Director |
| John Steinbeck | Novel |
| Aaron I. Butler | Editor |
| Scott Reed | Producer |
| Kristen Adams | Production Design |
| Gary D. Roach | Editor |
| Iris Torres | Producer |
| James Franco | Producer |
| Andrea Iervolino | Producer |
| Ron Singer | Producer |
| Bruce Thierry Cheung | Director of Photography |
| Monika Bacardi | Producer |
| Vince Jolivette | Producer |
| Matt Rager | Writer |
| David Page | Costume Design |
| Joel C. Warren | Lighting Technician |
| Jennifer Popochock | Key Hair Stylist |
| Laura Reinker | Set Costumer |
| James Stockton | Lighting Technician |
| Diego Gat | Dialogue Editor |
| Eric Morrell | Art Direction |
| Javed Noorullah | Set Decoration |
| Jocelyn Fizia | Key Costumer |
| Kenyatta Williams | Set Costumer |
| Robin Meyers | Script Supervisor |
| Anna Kooris | Still Photographer |
| Angela Hackner | Dialogue Editor |
| Sweet P. Vaughn | Makeup Department Head |
| Veronica Cox | Key Makeup Artist |
| Alexander K. Riba | Lighting Technician |
| Artem Aleksashenko | Gaffer |
| Brandon Sanchez | Foley |
| Rachel Pagillo | Set Costumer |
| Arthur Reynolds | Key Grip |
| Diego Gat | Sound Re-Recording Mixer |
| Jeremy Fenix Johnson | Lighting Technician |
| Michael Williamson | Property Master |
| Michelle l Boucher | Key Costumer |
| Gregg Easterbrook | Camera Operator |
| Peter Nalli | Visual Effects Supervisor |
| Akemi Hart | Makeup Artist |
| John Lavin | Art Direction |
| Wayne Beauchamp | Special Effects Coordinator |
| Stephen Klineburger | Pyrotechnician |
| Ryan Gegenheimer | Sound Effects Editor |
| Donn Eaton-Quist | Makeup Artist |
| Scott Gregory | Digital Intermediate |
| Cynthia Huffman | Casting |
| Paul Hackner | Sound Re-Recording Mixer |
| Nancy J. Hvasta Leonardi | Makeup Artist |
| Luce Cousineau | Makeup Artist |
| Arthur Kleinpell III | Armorer |
| Ronnie Dennis | Camera Operator |
| Jerry Franck | Steadicam Operator |
| Janet Beeson | Script Supervisor |
| Keith Cutler | Key Grip |
| Paul Hackner | Supervising Sound Editor |
| Mike Dusi | Co-Producer |
| Volker Bertelmann | Original Music Composer |
| Blake Hooks | Second Assistant Camera |
