Alejandro Amenábar Director, Screenwriter, Producer Ethan Hawke Bruce Kenner Actor Emma Watson Angela Gray Actor David Thewlis Professor Kenneth Raines Actor Lothaire Bluteau Reverend Murray Actor Dale Dickey Rose Gray Actor David Dencik John Gray Actor Devon Bostick Roy Gray Actor Aaron Ashmore Farrell Actor Peter MacNeill Cleveland Actor Kristian Bruun Andrew Actor Adam Butcher Brody Actor Jacob Neayem Charlie Actor Aaron Abrams Farrell Actor Catherine Disher Kate Actor Danielle Bourgon Secretary at Police Station Actor Julian Richings Tom Actor Luke Marty Officer Actor Wendy Lyon Norma Actor Kaitlin Kocsis Teenage Girl, TV Reporter, Ms. Gray, Angela at 10 Years, Roy at 14 Years, Prison Guard, Victim, Young Satanist Woman, Baby, Baby, Baby, Satanist, Satanist, Satanist, Satanist Actor, Actor, Actor, Actor, Actor, Actor, Actor, Actor, Actor, Actor, Actor, Actor, Actor, Actor, Actor Samantha Tenus Teenage Girl Actor J.C. Kenny TV News Anchor Actor Patrick Garrow TV Presenter Actor Janet Porter S. Cooper Actor Pamela MacDonald Woman with Grocery Cart Actor Lenno Britos Driver Actor Steve Whistance-Smith Passenger Actor Deborah Grover Old Woman Actor Arlene Frattini Naked Old Woman Actor Adrian Griffin Doctor Actor Lauren Jenkins Baby Actor Nick Longo Satanist Actor James Preston Rogers Satanist Actor Stephen Hughes TV Voice Christina Piovesan Producer Fernando Bovaira Producer Simón de Santiago Executive Producer Alex Lalonde Executive Producer Harvey Weinstein Executive Producer Bob Weinstein Executive Producer Ghislain Barrois Executive Producer Axel Kuschevatzky Executive Producer Noah Segal Executive Producer Daniel Aranyó Cinematographer Carolina Martínez Urbina Film Editing Geoff Ashenhurst Film Editing Roque Baños Original Music Carol Spier Production Design Friday Myers Set Decoration Sonia Grande Costume Design Jina Jay Casting Jason Knight Casting John Buchan Casting