- Ben O'Toole
- Rex
- Meg Fraser
- Alia
- Caroline Craig
- Mother
- Matthew Sunderland
- Father
- Travis Jeffery
- Gael / Gideon
- Jack Finsterer
- Uncle
- David Hill
- Olli
- Joshua Brennan
- Pete
- Ashlee Lollback
- Maddy
- Sophia Emberson-Bain
- Olivia
- Ryan Tarran
- Demon
- Daniel Weaver
- Gorilla
- Brad McMurray
- Lizard
- Sean Lynch
- Ken King
- Jessi Robertson
- Young Alia
- Charles Allen
- Prosecuting Attorney
- Louis Toshio Okada
- Rex's Attorney
- Juan Fernando Monge
- Fan Boy
- Oakley Kwon
- Angela Reynolds
- Tim Ross
- John Toole
- Wilhelmina Lyffyt
- Doctor
- Bryan Probets
- Finnish Passenger
- Cameron Leonard
- Straggler
- Korey Williams
- Pedestrian
- Carmel Rose
- News Anchor
- Ellen Bailey
- Laura Jenkins
- Alan David Lee
- William Hudson
- Chris Bridgewater
- Cowering man
- Nathan Kannegiesser
- Afraid Man
- Jim Knobeloch
- Patient
- Helen Howard
- Finnish Judge
- Frances Marrington
- Woman in bank
- Lisa Campos
- The Dentist
- Vivienne Abitia
- Diner Patron
- Robert Benjamin
- American Backpacker
- Simon Browne
- Paparazzi
- Lisa Daoust
- Extra
- Philippe Deseck
- Papparazzi #2
- Caleb Enoka
- Pati
- Olivia Fleming
- Partygoer
- Rachel Forsyth
- Alicia Feilds Banker
- Daniel Frawley
- Internet Cafe Bully
- Scott James George
- Werewolf
- Emily Georgiou
- Girl taking Selfies
- Brodie Henson
- Gawk
- Genevieve Mathews
- Gawker
- Kyle McCallion
- Athlete #1
- Mungo McKay
- Severed Hand Victim
- Anthony Miller
- Coroner
- Lachlan Parkinson
- Papparazzi #1
- Joshua Paul
- Cellmate
- Amber Powson
- Internet Cafe Owner
- Sen Shao
- Bank Customer
- Sisi Stringer
- Cashier
- Jessica Ameli Thyer
- Finnish Air Traveller
- Jessica Valentina Thyer
- Finnish flight attendant
- Joey Vieira
- Coach Thornquest
- Hayley Wills
- Physiotherapist
- Dimitri Belke
- Police / Swat Team (uncredited)
- Megan Breid
- Courthouse Staff
- Michael Breid
- Judge
- Kerrin J. Brown
- Passer-by
- Audrey Cadzow
- Bank Customer
- Tahlia Downs
- Diner Patron
- Bailey Eales
- Party Guest
- Russ Gallagher
- Robert Bell
- Chris Howard
- Restaurant Patron
- Craig Ingham
- Juror
- Charmain Jackson
- Juror, American Court
- Anna K
- Prison Visitor
- Rob Schyff
- Police officer
- Logan Skinner
- Partygoer
