Taylor Russell as Zoey Davis

Logan Miller as Ben Miller

Indya Moore as Brianna Collier

Holland Roden as Rachel Ellis

Thomas Cocquerel as Nathan

Carlito Olivero as Theo

James Frain as Henry / Puzzlemaker

Isabelle Fuhrman as Claire

Deborah Ann Woll as Amanda Harper

Tanya van Graan as Sonya (uncredited)

Matt Esof as Junkie

Jamie-Lee Money as Airport Attendant

Wayne Harrison as News Reader

Lucy Newman-Williams as Therapist

Scott Coker as FBI Agent

Avianah Abrahams as Young Claire (uncredited)

Corin Silva as Ensler (uncredited)

Evan Hengst as Technician (uncredited)

Anton David Jeftha as Orrie (uncredited)

Jay Erving as (uncredited)

Jaymes Butler as Police Detective (uncredited)

Amali Golden as Brunette (uncredited)

Renee Harbek as Priscilla (uncredited)

Derek Siow as Paramedic Jarrod (uncredited)