Dr. Benjamin Marris
David Duchovny
Samantha Marris
Olivia Thirlby
Ian
Ashley Springer
Female Patient
Nicole Braber
Ski Shop Salesman
Trent Pardy
ICU Doctor
Julian Tassielli
Psychiatrist
Babs Chula
Elizabeth - Hannah's Mother
Joanna Noyes
Doug Sullivan
Jay Brazeau
Dr. Christopher Bray
Peter MacNeill
Tara Corbett
Macha Grenon
Teacher
Bill Rowat
Hannah Marris
Lili Taylor
English Teacher
Catherine Colvey
Daniel Harpin
Bruce Ramsay
Condescending Woman
Susan Glover
Condescending Woman #2
Linda Plamondon
Condescending Woman #3
Andrea Sadler
ICU nurse #1
Dawn Ford
ICU Nurse #2
Mariah Inger
ICU Nurse #3
Suzanna Lenir
ICU Doctor #2
Russell Yuen
ICU Doctor #3
Allan Yuk-lun Chou
Lindsay Porter
Millie Tresierra
Hospital Receptionist
Renee Madeline Le Guerrier
Aunt
Lois Dellar
Man Mourner
Nick Kellis
Boy Mourner
Ryan Tilson
Fubu Boy
Tristan D. Lalla
Classroom Boy
Steven Crowder
Waiter
Robert Higden
Resto Woman
Lynne Adams
Paige - Ben's Assistant
Lucinda Davis
Neighbour Wife
Una Kay
Taylor
Trisha LaFache
Neighbour Husband
Mel Downey
Patient #2
Cory Fantie
Patient #3
Bruce McKenzie
Girl with Justin
Abeille Gélinas
Priest
Dale Stuart Skinner
Lindsay's Husband
Carl Crevier
Maggie's Husband
Henryk Vsakowski
Math Student
Li Li
Ned - Hannah's Father
Frank Fontaine
Taylor's boyfriend (uncredited)
Brandon Blue
Amelia
Laurence Leboeuf
Gothic Librarian
Kathleen Mackey
Justin
Corey Sevier
Ethan
Brendan Sexton III
Maggie Adams
Jane Wheeler
Screenplay
Ann Cherkis
Novel
Keigo Higashino
Director
Vincent Perez
Producer
Luc Besson