Daisy Ridley as Ava

Brenton Thwaites as Clay

Mark Coles Smith as Riley

Matt Whelan as Mitch

Chloe Hurst as Katie Harris

Kym Jackson as Lt. Wilkie

Holly Hargreaves as Mrs. Smith

Deanna Cooney as Bianca

Elijah Williams as Greg

Salme Geransar as Private Clarkson

Luke Jai McIntosh as Cadet

Joel Jackson as Anxious Bus Volunteer

Dan Paris as Captain Vance

Nicola Bartlett as Woman on Plane

Kim Fleming as Briefing Colonel

Kingsley Judd as Camper Van Dad

Megan Hollier as Farm Girl

Steve McCall as Bogan

David Genat as Desperate Man

Matthew Parkin as Truck Driver

Jimmy Duncan as Vomiting Hipster

Bruce Denny as Old Man in Chair

Sinthaphet Toto Boutdara as Shower Man

Imogen Rose Flint as Shower Woman

Neven Connolly as Oily Man

Mia Shaw as Woman with Pram

Amanda Faye Chadler as Woman on Bed

Crystal Heo as Pink Haired Stripper

Sarah Ritchie as Pole Dancer

Tom McCathie as Scraggly Farmer

Ruby Mitchell as Employee of the Month

Rebekah Henderson as Camper Van Mum

Archie Henderson as Camper Van Son

Misha Henderson as Camper Van Daughter

Kate Winders as Nervous Woman on Bus #1

Hayley Parker as Nervous Woman on Bus #2

Cherry Pearce as Yoga Instructor

Rebecca Buck as Dead Customer (as Rebekka Buck)

Lilly Iceton as Smith Twin

Zoe Iceton as Smith Twin

Alex Yakimov as Soldier

Joshua Saurin as Soldier

Chris Cho as Soldier

Isaac Davies as Soldier

Christopher Hill as Soldier

Susie Chapman as Medic

Jennah Bannear as Medic

Anika Moodie as Shed Captive

Danielle Antaki as Shed Captive

Ashanti Suriyam as Shed Captive

Maia Milbourne as Shed Captive

Kurtis Van Vliet as Shed Captive

Stuart Haliday as Shed Captive

Jordan Guretti as Army Personnel

John Monk as Army Personnel

Damien Yarran as Army Personnel

Lee Jankowski as Bus Soldier (as Leeroy Jankowski)

Megan Aspinall as Young Woman on Bus

Maeve Lillian Bransby as Baby

Takia Morrison as Jane (uncredited)

Rochelle Emanuel-Smith as Julia (uncredited)