"In the aftermath of his girlfriend's mysterious death, a young man awakens to strange horns sprouting from his temples."
Daniel Radcliffe
as Ignatius Perrish
Juno Temple
as Merrin Williams
Max Minghella
as Lee Tourneau
Joe Anderson
as Terry Parrish
Kelli Garner
as Glenna
Heather Graham
as Veronica
David Morse
as Dale Williams
James Remar
as Derrick Perrish
Kathleen Quinlan
as Lydia Perrish
Sabrina Carpenter
as Young Merrin
Laine MacNeil
as Young Glenna
Dylan Schmid
as Lee at 13
Kendra Anderson
as Nurse Delilah
Michael Adamthwaite
as Eric Hannity
Nels Lennarson
as Wallace Sturtz
Don Thompson
as Al O'Hara
Jay Brazeau
as Father Mould
Alex Zahara
as Dr. Renald
Christine Willes
as Receptionist
Meredith McGeachie
as Mary, young mother
Sarah Boey
as Little Girl
Panou
as Golf Pro
Reese Alexander
as TV Reporter
Desiree Zurowski
as Radio Reporter
Marilyn Norry
as Protester
Nancy Sivak
as Mrs. Tourneau
Cameron McDonald
as E.R. Doctor
John Stewart
as Diner Manager
Dean Wray
as Stan, the Barfly
Graem Beddoes
as Unemployed Barfly
Eric Pollins
as Exhibitionist Barfly
Pesi Daruwalla
as Antique Store Owner
Ryan Clare
as Terry's Bass Player
Richard Mitchell
as Terry's Jazz Quintet
Kieron Rhys Lillo
Tyson Sully
Mark Muskiw
Mitchell Kummen
as Ig Perrish at 13
Jared Ager-Foster
as Terry Perrish at 15
Erik McNamee
as Eric Hannity at 15
Alexandre Aja
Director
Janene Carleton
Stunt Double
Krista Bell
Joe Hill
Writer
Keith Bunin
Screenplay
Original Story
Cathy Schulman
Producer
Tricia Wood
Casting
Jennifer L. Smith
Riza Aziz
Joey McFarland
Baxter
Editor
Deborah Aquila
Mike Woroniuk
Sound Re-Recording Mixer
Jak Osmond
Special Effects Coordinator
Carol Beadle
Costume Design
Maiko 'Mo' Gomyo
Makeup Effects
Tyler Bishop Harron
Assistant Art Director
Allan Cameron
Production Design
Jeremy Stanbridge
Art Direction
Goro Koyama
Foley
Fay von Schroeder
Makeup Artist
Orest Sushko
Rita Ciccozzi
Makeup Department Head
Sandra Fox
Paul Capuano
Dolby Consultant
Carie Wallis
Art Department Coordinator
William Groebe
Animation Supervisor
Rob Bertola
Sound Effects Editor
John Beatty
Construction Coordinator
Andy Malcolm
Marco Foglia
Michael O'Farrell
Supervising Sound Editor
Sean Oxenbury
Rigging Gaffer
Gary Viola
Camera Operator
Peter Wilke
Steadicam Operator
Derek Wentworth
Visual Effects Supervisor
Shane Vieau
Set Decoration
Thierry Tanguy
Location Manager
Luis Freitas
First Assistant Editor
Hans Bjerno
Helicopter Camera
Thom Kyle
Frank Biasi
Digital Intermediate
Mark Gingras
Doane Gregory
Still Photographer
Patrick Duchesne
Delphine Measroch
Music Editor
Jessica Clothier
Script Supervisor
Lee Anne Muldoon
Unit Publicist
Peter Zuccarini
Underwater Camera
Robert Doyle
Andrew Walton
Adam O'Brien-Locke
Visual Effects Producer
Chris Morley
Prem Marimuthu
Gaffer
Chuck Duke
Animation
Howard R. Campbell
Lighting Artist
David Dowling
Property Master
Frederick Elmes
Director of Photography
Mark N. Tompkins
Scenic Artist
Emilie Boucek
Dialogue Editor
ROB
Original Music Composer