Daisy Ridley

Ava

Brenton Thwaites

Clay

Mark Coles Smith

Riley

Matt Whelan

Mitch

Chloe Hurst

Katie Harris

Kym Jackson

Lt. Wilkie

Holly Hargreaves

Mrs. Smith

Deanna Cooney

Bianca

Elijah Williams

Greg

Salme Geransar

Private Clarkson

Luke Jai McIntosh

Cadet

Joel Jackson

Anxious Bus Volunteer

Dan Paris

Captain Vance

Kim Fleming

Briefing Colonel

Kingsley Judd

Camper Van Dad

Megan Hollier

Farm Girl

Steve McCall

Bogan

David Genat

Desperate Man

Bruce Denny

Old Man in Chair

Imogen Rose Flint

Shower Woman

Neven Connolly

Oily Man

Crystal Heo

Pink Haired Stripper

Tom McCathie

Scraggly Farmer

Isaac Davies

Soldier

Jennah Bannear

Medic

Lee Jankowski

Bus Soldier (as Leeroy Jankowski)

Takia Morrison

Jane (uncredited)