John Leguizamo Julian
Mark Wahlberg Elliot Moore
M. Night Shyamalan Director, Screenplay, Producer, Joey (voice)
Zooey Deschanel Alma Moore
Alan Ruck Principal
Paul Williams Construction Coordinator
Frank Collison Nursery Owner
Jeremy Strong Private Auster
Victoria Clark Nursery Owner's Wife
Kristen Connolly Woman Reading on Bench
Betty Buckley Mrs. Jones
Ashlyn Sanchez Jess
Kerry O'Malley Woman on Cell Phone
Spencer Breslin Josh
Don Castro Philadelphia Police Officer
Anthony Dunne Art Direction
James Newton Howard Original Music Composer
Robert Bailey Jr. Jared
Charlie Saxton Student Named Dylan
Kimberly Shannon Murphy Stunts
Joel de la Fuente Realtor
Armand Schultz Talk Show Host
Peter Appel Diner Owner
Alison Folland Woman Reading on Bench with Hair Pin
Peter Epstein Stunts
Jodi Michelle Pynn Stunts
Brian O'Halloran Jeep Driver
Brian Anthony Wilson Arguing Man in Crowd
Jim Williams Set Decoration Buyer
John Ottavino Network News Anchor
Cornell Womack Construction Foreman
Stephen Singer Dr. Ross
Douglas Aibel Casting
Jessica Harbeck Stunts
Barry Mendel Producer
Chris Cenatiempo Stunts
Tracey Ruggiero Stunts
Edward James Hyland Professor Kendall Wallace
Sam Mercer Producer
Tina McKissick Stunts
Gary Barber Executive Producer
Paul Urmson Supervising Sound Editor, Sound Re-Recording Mixer, Sound Designer
Greg Wood Passenger at Counter
Zade Rosenthal Still Photographer
Hayley Stuppel Set Costumer
Donald Mowat Makeup Artist
Mandy Kowalski Stunt Double, Stunts
Ukee Washington Local News Anchor
Wyatt Sprague Sound Effects Editor
Julia Yorks Young Woman Voice on Phone (voice)
Jose L. Rodriguez Producer
David Ebner Visual Effects Supervisor
Kelly Golden Prosthetic Makeup Artist
John Rusk Producer
Roger Birnbaum Executive Producer
Robert Fernandez Sound Re-Recording Mixer
Stephanie Holbrook Casting
Jeannie Epper Stunts
Ronnie Screwvala Executive Producer
Rose Sias Stunts
Tak Fujimoto Director of Photography
Robert Lenzi Jake
Diane Dixon Additional Hairstylist
Katie Eischen Stunts
Jac Rubenstein Dialogue Editor
Robert Bizik Train Passenger (uncredited)
Conrad Buff IV Editor
James Mazzola Property Master
Jeff Olson Visual Effects Producer
Jay Hart Set Decoration
Mary Cybulski Script Supervisor
Roberto Lombardi Father in Elliot's Group