Disturbing Behavior

James Marsden

as

Steve Clark

Katie Holmes

as

Rachel Wagner

Nick Stahl

as

Gavin Strick

Bruce Greenwood

as

Dr. Edgar Cald...

William Sadler

as

Newberry

Chad Donella

as

U.V.

Katharine Isab...

as

Lindsay Clark

Tobias Mehler

as

Andy

Steve Railsback

as

Officer Cox

Terry David Mu...

as

Mr. Clark

Susan Hogan

as

Mrs. Clark

A.J. Buckley

as

Charles 'Chug'...

Derek Hamilton

as

Trent

Tygh Runyan

as

Dickie Atkinson

Crystal Cass

as

Lorna

Ethan Embry

as

Allen Clark

Stephen E. Mil...

as

Frankie

Natassia Malthe

as

Mary Jo Copela...

Doug Abrahams

as

Security Guard

Robert Moloney

as

Ferry Guy

Dan Zukovic

as

Mr. Rooney

David Paetkau

as

Tom Cox

Jay Brazeau

as

Principal Weat...

Sarah-Jane Red...

as

Miss Perkins

Gillian Barber

as

Judy Effkin

Peter LaCroix

as

Mr. Strick

Lynda Boyd

as

Mrs. Strick

Daniella Evang...

as

Daniella

Carly Pope

as

Abbey

Lalainia Lindb...

as

Kathy

Erin Tougas

as

Shannon

Ryan Taylor

as

Ryan - Blue Ri...

Brendan Fehr

as

Brendan - Moto...

John Destry

as

Middle-Aged Man

Glynis Davies

as

Coupon Lady

Andre Danyliu

as

Roscoe

Stephen J. Lang

as

John (as Steph...

Suzy Joachim

as

Female Doctor

Christopher R....

as

Screaming Man

Jarred Blancard

as

Flossing Man

Kate Braidwood

as

Make-up Girl

Stephen Holmes

as

Toothbrush Boy

Mark Aviss

as

Bald Man

Julie Patzwald

as

Betty Caldicott

Dee Jay Jackson

as

Assistant Prin...

Kendall Saunde...

as

Disrespectful ...

Sean Amsing

as

Damon (uncredi...

Melanie Angel

as

Nurse (uncredi...

Christina de C...

as

Laughing Blond...

Fulvio Cecere

as

Anesthesiologi...

Garry Chalk

as

Coach (uncredi...

Cynde Harmon

as

Mrs. Atkinson ...

Tamsin Kelsey

as

Detrice (uncre...

Corey Large

as

Student (uncre...

Robert Lewis

as

Moderator (unc...

Zuzana Marlow

as

Shannon's Moth...

Judith Maxie

as

Shadow Woman (...

Bob Wilde

as

Shadow Man (un...

Bailee Reid

as

Chera - Blue R...

Sean Smith

as

Schoolbus Boy ...

Clarence Spona...

as

Nurses Assista...