David Duchovny
— Dr. Benjamin Marris
Olivia Thirlby
— Samantha Marris
Lili Taylor
— Hannah Marris
Millie Tresierra
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Trisha LaFache
— Taylor
Laurence Leboeuf
— Amelia
Kathleen Mackey
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Corey Sevier
— Justin
Brendan Sexton III
— Ethan
Jane Wheeler
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Ashley Springer
— Ian
Nicole Braber
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Trent Pardy
— Ski Shop Salesman
Julian Tassielli
— ICU Doctor
Babs Chula
— Psychiatrist
Joanna Noyes
— Elizabeth - Hannah's Mother
Jay Brazeau
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Peter MacNeill
— Dr. Christopher Bray
Macha Grenon
— Tara Corbett
Bill Rowat
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Catherine Colvey
— English Teacher
Bruce Ramsay
— Daniel Harpin
Susan Glover
— Condescending Woman
Linda Plamondon
— Condescending Woman #2
Andrea Sadler
— Condescending Woman #3
Dawn Ford
— ICU nurse #1
Mariah Inger
— ICU Nurse #2
Suzanna Lenir
— ICU Nurse #3
Russell Yuen
— ICU Doctor #2
Allan Yuk-lun Chou
— ICU Doctor #3