Mark Wahlberg
Elliot Moore
Zooey Deschanel
Alma Moore
Frank Collison
Nursery Owner
Jeremy Strong
Private Auster
Victoria Clark
Nursery Owner's Wife
M. Night Shyamalan
Joey (voice)
Alison Folland
Woman Reading on Bench with Hair Pin
Kristen Connolly
Woman Reading on Bench
Cornell Womack
Construction Foreman
Curtis McClarin
Construction Crew Member
Derege Harding
Train Conductor
Roberto Lombardi
Father in Elliot's Group
Kerry O'Malley
Woman on Cell Phone
Shayna Levine
Teenage Girl in Jeep
Stéphane Debac
French Bicyclist
Cyrille Thouvenin
French Bicyclist's Friend
Babita Hariani
Medical Correspondent
Alicia Taylor
U.S. Reporter
Edward James Hyland
Professor Kendall Wallace
Armand Schultz
Talk Show Host
Sophia Burke
Student Named Laura
Alex Van Kooy
Boy In Class
Charlie Saxton
Student Named Dylan
Lisa Furst
Teacher in Auditorium
Rick Foster
Railway Police Officer
Marc H. Glick
P.A. System Conductor
Don Castro
Philadelphia Police Officer
Bill Chemerka
Taxi Driver - Sal
Jann Ellis
Older Woman with Dog
Whitney Sugarman
Passenger
Mary Ellen Driscoll
Woman Passenger
Greg Wood
Passenger at Counter
Michael Quinlan
Passenger #2
Brian O'Halloran
Jeep Driver
Megan Grace
Jeep Passenger #1
Rich Chew
Jeep Passenger #2
Keith Bullard
Man In Crowd At Crossroads
Ashley Brimfield
Woman In Group
Mara Hobel
Woman with Hands Over Ears
James Breen
Farmhouse Voice (voice)
Carmen Bitonti
Mangled Construction Worker
Brian Anthony Wilson
Arguing Man in Crowd
Greg SmithAldridge
Zoo Employee
Ukee Washington
Local News Anchor
John Ottavino
Network News Anchor
Sid Doherty
Radio News Announcer
Wes Heywood
Radio Voice (voice)
Nancy Sokerka
Radio Caller Fay (voice)
Julia Yorks
Young Woman Voice on Phone (voice)
Bill Shusta
Radio Newsman (voice)
Kirk Penberthy
Radio Announcer (voice)
Alex Craft
Truck Passenger Boy
Allie Habberstad
Truck Passenger Girl
Alex Harz
Pico - Helen's Pianist (uncredited)
Adam Schoon
Mr. Jones (uncredited)
Lee Squire
Student (uncredited)
Robert Bizik
Train Passenger (uncredited)