Olivia Cooke character Amanda
Anya Taylor-Joy character Lily Reynolds
Anton Yelchin character Tim
Paul Sparks character Mark
Francie Swift character Cynthia
Kaili Vernoff character Karen
Svetlana Orlova character Cleaning Lady
Alyssa Fishenden character Jessica
Jackson Damon character Phil
James Haddad character Michael
Nolan Ball character Delivery Guy
Celeste Oliva character Receptionist
Stephanie Atkinson character Knitting Therapist (uncredited)
Lauren Laperriere character Mental Patient (uncredited)
Thomas Dings character Teenager (uncredited)
Leah Procito character Doctor (uncredited)
Alex Wolff character Party Friend (uncredited)
Kristen Annese character Waitress (uncredited)
Xavier Dillingham character Party Goer (uncredited)
Jack Norton character Mental Patient (uncredited)
Daniel Martignetti character CT State Policeman (uncredited)
