 | Sienna Miller als Deb Callahan |
 | Christina Hendricks als Kath |
 | Aaron Paul als Chris |
 | Will Sasso als Terry |
 | Sky Ferreira als Bridget Callahan |
 | Pat Healy als Ray |
 | Alex Neustaedter als Tyler Hanrick |
 | E. Roger Mitchell als Det. Sergeant Morris |
 | Kentucker Audley als Brett Tobeck |
 | Aidan McGraw als Jesse (Age 7) |
 | Aidan Fiske als Jesse (Age 13) |
 | Amy Madigan als Peggy |
 | Alexander Joseph Wildes als Jesse (Age 1) |
| Maximus Thomas Wildes als Jesse (Age 1) |
| Katie Elinoff als Cindy |
| Rene Cadet als Paul |
| Gavin Earle als Murph (Age 10) |
| Kobi Polisky als Patrick (Age 8) |
| Adrianne Krstansky als Carol Hanrick |
 | Kelly Rose Golden als Jenna Cunningham |
 | Bates Wilder als Detective O'Brien |
| Chet Harding als Local News Reporter |
| Gwen Callahan als Mrs. Clancy |
| Karen Elverson als Mrs. Caponi |
| Rosemary Mahoney als Mrs. Hastings |
 | Maggie Castle als Brett's Wife |
 | Dennis Staroselsky als Professor Walters |
| Tyler Wesley Parrish als Murph (Age 16) |
| Jack Brunault als Patrick (Age 14) |
 | Maggie Budzyna als Colleen |
| Dottie Reid als Aunt Dottie |
| Jack Reid als Uncle Jack |
| Christopher Hickey als Priest |
 | Rebecca Gibel als Nursing Assistant #1 |
 | Georgia Lyman als Nursing Assistant #2 |
| Nancy Villone als Shawna |
| Matt Merritt als Murph (Age 21) |
| Logan Hallowell als Patrick (Age 18) |
| Sarah Amber Newcomb als Sarah |
 | Dee Nelson als Mrs. Coates |
| Gillian Mariner Gordon als Derrick Daughter |
 | Rachel Singer als Mrs. Derrick |
 | Joseph Oliveira als Man at the House (uncredited) |
| Lexie Roth als Search Party Member (uncredited) |
 | Danielle Lyons als Search Party Volunteer (uncredited) |
 | Michael Marchand als Police Officer (uncredited) |
 | Tom Mariano als Search Party Member (uncredited) |
| Mazen Elkot als Customer (uncredited) |
| Travis Starr als Football Fan (uncredited) |
| Lisa Wynn als Football Game Spectator (uncredited) |
| Ridley Scott | Producer |
| Erika Olde | Executive Producer |
| Jake Scott | Director |
| Joi McMillon | Editor |
| Carmen Cuba | Casting |
| Brad Feinstein | Producer |
| Michael A. Pruss | Producer |
| Kevin J. Walsh | Producer |
| Joseph Ingrassia | Executive Producer |
| Brad Ingelsby | Executive Producer |
| Shea Kammer | Executive Producer |
| Ryan Stowell | Executive Producer |
| Happy Massee | Production Design |
| John Mathieson | Director of Photography |
| Alex Bovaird | Costume Design |
| Adam Wiltzie | Original Music Composer |
| Michael C. Stone | Art Direction |
| Danica Chipman | Set Decoration |
| Liz Bernstrom | Makeup Department Head |
| Marissa Giammarco | Makeup Artist |
| Brian Nunez | Key Hair Stylist |
| Sherryn Smith | Key Makeup Artist |
| Brad Ingelsby | Writer |
| Jonathan Rosenthal | Executive Producer |
| Jordan Foley | Executive Producer |
| Agnes Obel | Additional Music |
| Randall Poster | Music Supervisor |
| Shea Kammer | Unit Production Manager |
| Howell Caldwell | First Assistant Director |
| Kenneth Donaldson | Second Assistant Director |
| Paul Marini | Stunt Coordinator |
| John Vincent Mason | Stunt Coordinator |
| Jodi Michelle Pynn | Stunts |
| Sera Trimble | Stunts |
| Jenna Dayton | Script Supervisor |
| Wendy Overly | Dialect Coach |
| Mark Schmidt | "A" Camera Operator |
| Terrence Hayes | "B" Camera Operator |
| Tom Williams | Sound Mixer |
| Mark Shaw | Boom Operator |
| Ginny Colangelo | Makeup Artist |
| Frank Barbosa | Hair Department Head |
| Paula Dion | Hairstylist |
| Raul Hernandez | Hairstylist |
| Shayna Passaretti | Key Hair Stylist |
| Tina Ulee | Costume Supervisor |
| Tyler Kinney | Key Costumer |
| Hillary Derby | Tailor |
| Margaret Codola | Set Costumer |
| Matt Passarelli | Set Costumer |
| Brian Sprouse | Costume Assistant |
| Jarin Rossiter | Production Supervisor |
| Feifei Ling | Production Coordinator |
| Elliott Adkins | Assistant Production Coordinator |
| Tevya Desiderio | Production Secretary |
| Alex Berard | Location Manager |
| Joshua Dreyfus | Gaffer |
| Eric Komar | Key Grip |
| Tobias Haller | Best Boy Grip |
| Amy Teitter | Property Master |
| C. Kent Lanigan | Property Master |
| John Ruggieri | Special Effects Coordinator |
| Megan Blake | Graphic Designer |
| Alix Metros | Art Department Coordinator |
| Stephen Gavin | Construction Coordinator |
| Guy L. Bermel | Leadman |
| Seacia Pavao | Still Photographer |
| Billy Dowd | Extras Casting |
| Helen Geier | Casting Associate |
| Matt Bouldry | Casting Associate |
| Carolyn Pickman | Local Casting |
| Renee Minasian | Post Production Supervisor |
| Daniel Morfesis | First Assistant Editor |
| Emma Stickgold | Assistant Editor |
| Michael D. Wilhoit | Supervising Sound Editor |
| Drew Webster | Sound Re-Recording Mixer |
| Andy Hay | Sound Re-Recording Mixer |
| Kimberly Ellis | Dialogue Editor |
| Dawn Fintor | Foley Artist |
| Alicia Stevenson | Foley Artist |
| Dino DiMuro | Sound Effects Editor |
| Bob Lacivita | ADR Mixer |
| Brian Magrum | ADR Mixer |
| David Jobe | Foley Mixer |
| Charley Stauber | Assistant Sound Editor |
| Nicholas Fitzgerald | Music Editor |
| Ian Herbert | Music Coordinator |
| Paul O'Shea | Visual Effects Supervisor |
| Mike Smith | Stunt Coordinator |
| Basil Smith | First Assistant "A" Camera |
| Eve Strickman | Second Assistant "A" Camera |
| Joe Christofori | First Assistant "B" Camera |
| Jamie Fitzpatrick | First Assistant "B" Camera |
| Mark Killian | Second Assistant "B" Camera |
| John F. McCarthy | Camera Loader |
| Mike DeGrazzio | Digital Imaging Technician |
| Mark Price | Rigging Gaffer |
| James R. Mitchell | Best Boy Electric |
| Tim Catz | Dolly Grip |
| Beth Anderson | Assistant Property Master |
| Justin Bliss | Assistant Property Master |
| Niko Diaz | Set Dresser |
| Brandon Hollyer | First Assistant Accountant |
| Rosa Garces | Payroll Accountant |
