 | Mel Gibson als Graham Hess |
 | Joaquin Phoenix als Merrill Hess |
 | Rory Culkin als Morgan Hess |
 | Abigail Breslin als Bo Hess |
 | Cherry Jones als Officer Paski |
 | M. Night Shyamalan als Ray Reddy |
 | Patricia Kalember als Colleen Hess |
 | Ted Sutton als SFC Cunningham |
 | Merritt Wever als Tracey Abernathy |
 | Lanny Flaherty als Mr. Nathan |
 | Marion McCorry als Mrs. Nathan |
 | Michael Showalter als Lionel Prichard |
 | Kevin Pires als Brazilian Birthday Boy |
 | Clifford David als Columbia University Professor |
 | Rhonda Overby als Sarah Hughes |
 | Greg Wood als TV Anchor |
 | Paul L. Nolan als Mexico City Reporter (voice) |
 | Ukee Washington als Off-Screen TV Anchor (voice) |
| Babita Hariani als Car Radio Voice (voice) |
 | Adam Way als Radio Eye Witness (voice) |
 | Angela Eckert als Soda Commercial Girl |
 | Jose L. Rodriguez als Radio Host (voice) |
| Paul Wilson als Soda Commercial Singer (voice) |
| Thomas Griffin als Soda Commercial Singer (voice) |
 | Derek Mears als Alien on the Roof (uncredited) |
| Chuck Pressler als Fireman (uncredited) |
| M. Night Shyamalan | Director |
| Tak Fujimoto | Director of Photography |
| Sam Mercer | Producer |
| M. Night Shyamalan | Producer |
| Frank Marshall | Producer |
| James Newton Howard | Original Music Composer |
| M. Night Shyamalan | Writer |
| Barbara Tulliver | Editor |
| Stefen Fangmeier | Visual Effects |
| Steve Cremin | Special Effects |
| Kathleen Kennedy | Executive Producer |
| Douglas Aibel | Casting |
| Larry Fulton | Production Design |
| Keith P. Cunningham | Art Direction |
| Douglas A. Mowat | Set Decoration |
| Ann Roth | Costume Design |
| Nicole Marsella | Art Department Assistant |
| Sameena Usmani | Art Department Coordinator |
| James C. Feng | Assistant Art Director |
| Paul Williams | Construction Coordinator |
| Michael G. Richer | Construction Foreman |
| James Breen | Greensman |
| Joseph Siwinski | Leadman |
| Kyle Rudolph | Camera Operator |
| Baird Steptoe | Camera Technician |
| Richard Brooks Burton | First Assistant Camera |
| Frank Masi | Still Photographer |
| Michelle Matland | Assistant Costume Designer |
| Amy Andrews | Costume Supervisor |
| Francesca Paris | Key Hair Stylist |
| Kara Morasco | Seamstress |
| D. Keith Cleary | Carpenter |
| Patricia Navone | Craft Service |
| Gregory J. Cimino | Driver |
| Abby Callahan | Post Production Supervisor |
| James D. Carter | Projection |
| Greta Alexander | Scenic Artist |
| Joakim Arnesson | Sequence Supervisor |
| Kathleen Kelly | Set Medic |
| Josh Dorn | Set Production Assistant |
| Joseph Barry | Stand In |
| Jeff Habberstad | Stunt Coordinator |
| John Tarlini Sr. | Transportation Co-Captain |
| John Morrone III | Transportation Coordinator |
| Sam Mercer | Unit Production Manager |
| Frances Fiore | Unit Publicist |
| Brian Carmichael | Video Assist Operator |
| Greg Hyman | Visual Effects Editor |
| Dianne Dreyer | Script Supervisor |
| Jeff Smithwick | Color Timer |
| Joe Landauer | First Assistant Editor |
| Craig Ligget | Rigging Gaffer |
| David A. Darrowski | Rigging Grip |
| Jordan Beswick | Casting Associate |
| Jose L. Rodriguez | Executive In Charge Of Production |
| Andrew L. Ullman | Location Manager |
| John Catron | Production Accountant |
| Thomas 'Doc' Boguski | Production Coordinator |
| Lynn Andrews | Production Supervisor |
| Paul Vigay | Researcher |
| Michael Scott | Boom Operator |
| Linda Yeaney | First Assistant Sound Editor |
| Thomas S. Drescher | Music Editor |
| Pete Anthony | Orchestrator |
| Shawn Murphy | Scoring Mixer |
| Richard King | Sound Designer |
| Michael W. Mitchell | Sound Effects Editor |
| Tod A. Maitland | Sound Mixer |
| Richard King | Supervising Sound Editor |
| Rob Coleman | Animation Supervisor |
| Michael Conte | Digital Compositors |
| Steve Cremin | Special Effects Supervisor |
| Jeff Olson | Visual Effects Producer |
| Eric Brevig | Visual Effects Supervisor |
| R. Vincent Smith | Assistant Property Master |
| Michael T. Galvin | Set Dresser |
| Brian Heller | Aerial Director of Photography |
| Mark Catania | Grip |
| Teresa Binder Westby | Key Costumer |
| Bernadette Mazur | Key Makeup Artist |
| Dawn Barkan | Animal Coordinator |
| Bill Nisselson | In Memory Of |
| John Rusk | First Assistant Director |
| Mary Beth Smith | Negative Cutter |
| Scott H. Ramsey | Chief Lighting Technician |
| Megan Fenerty | Assistant Production Coordinator |
| Michael Haight | ADR Supervisor |
| Paul Berolzheimer | Foley Editor |
| Tom Boyd | Musician |
| Rick O'Connor | CG Animator |
| TyRuben Ellingson | Character Designer |
| Corey Rosen | Creature Technical Director |
| Beth D'Amato | Roto Supervisor |
| Victor Schutz | Visual Effects Technical Director |
| Billy Miller | Key Grip |
| Bob Olari | Sound Recordist |
| Hugo Weng | Dialogue Editor |
| Kevin Ladson | Property Master |
| Brick Mason | Second Unit Director |
| Tony Martinez | ADR Editor |
| Tony Martinez | Dialogue Editor |
| Derek Thompson | Concept Artist |
| Alison C. Rosa | Second Assistant Director |
| Don Kozma | Assistant Makeup Artist |
| Iris Horta Lemos | Costumer |
| Kathryn-Ann Oaks Shertzer | Second Second Assistant Director |
| John J. Breen | Construction Grip |
| Duncan M. Spencer | Key Construction Grip |
| Chris Bauer | Shop Electric |
| Brick Mason | Storyboard Artist |
| Eric Gotthelf | ADR Mixer |
| Chris Fitzgerald | ADR Recordist |
| Nancy Parker | Foley Artist |
| Patricio A. Libenson | Foley Supervisor |
| Andrew Bock | Second Assistant Sound |
| Phillip Fuller | Sound Mix Technician |
| William Lee | Special Effects Assistant |
| Michael Bird | Special Effects Technician |
| Kingston Cole | Visual Effects Production Assistant |
| Lisa Todd | Visual Effects Production Manager |
| Shane Habberstad | Stunt Double |
| Daniel C. Cook | Additional Second Assistant Camera |
| Jon Sibert | Best Boy Grip |
| Jian Cong | Second Assistant Camera |
| May Kuckro | Assistant Editor |
| Julian Ruhe | Location Assistant |
| Pete Anthony | Conductor |
| Paul Manion | Additional Production Assistant |
| Steven Litecky | Assistant Chief Lighting Technician |
| Eddie Pasquarello | Compositing Supervisor |
| Mark Mayer | First Assistant Accountant |
| William P. Fiedler | Generator Operator |
| Penni Smith | Payroll Accountant |
| Jesse Russell Brooks III | Production Assistant |
| David Raynor | Production Secretary |
| Margo Romano | Second Assistant Accountant |
| William Jones | Dolly Grip |
| Lee Dichter | Sound Re-Recording Mixer |
| Michael Semanick | Sound Re-Recording Mixer |
| Samantha Steffen | Stand In |
| Brian Smrz | Stunt Coordinator |
