Katie Cassidy character Kelli Presley
Michelle Trachtenberg character Melissa
Mary Elizabeth Winstead character Heather Fitzgerald
Lacey Chabert character Dana
Kristen Cloke character Leigh Colvin
Andrea Martin character Barbara 'Ms. Mac' MacHenry
Crystal Lowe character Lauren Hannon
Oliver Hudson character Kyle Autry
Karin Konoval character Billy's Mother
Dean Friss character Agnes - 16 & 22 Years
Robert Mann character Billy Lenz - 20 & 35 Years
Jessica Harmon character Megan Helms
Leela Savasta character Clair Crosby
Kathleen Kole character Eve Agnew
Cainan Wiebe character Billy Lenz - 5 & 12 Years
Christina Crivici character Agnes - 8 Years
Howard Siegel character Lover / Stepfather
Peter Wilds character Frank Lenz
Ron Selmour character Security Guard
Michael Adamthwaite character Santa
Peter New character Sanitarium Orderly
Christian Sloan character Richard Steinmetz
Alycia Purrott character Candy Striper
Juan Riedinger character Morgue Attendant
Aaron Pearl character Bludworth
Peggy Logan character Nurse
Jill Teed character News Reporter
Peggy Jo Jacobs character Weathergirl
Jerry Wasserman character Medical Examiner
Derek McIver character Orderly
Evan Adams character Doctor
Jody Racicot character Attendant
Anne Marie DeLuise character Kelli's Mother
Greg Kean character Kelli's Father
Kent Kubena character Reindeer
Wendy Buss character Security (uncredited)
