Jodie Comer
Isla
Alfie Williams
Spike
Aaron Taylor-Johnson
Jamie
Ralph Fiennes
Dr. Ian Kelson
Edvin Ryding
Erik Sundqvist
Christopher Fulford
Sam
Stella Gonet
Jenny
Chi Lewis-Parry
Samson
Jack O'Connell
Jimmy Crystal
Rocco Haynes
Young Jimmy
Kim Allan
Jimmy's Mother
Sandy Batchelor
Jimmy’s Father
Amy Cameron
Rosey
Geoffrey Newland
Anthony
Joe Blakemore
Dave
Celi Crossland
Pregnant Infected
Robert Rhodes
Jimmy Jimmy
Erin Kellyman
Jimmy Ink
Sam Locke
Jimmy Fox
Maura Bird
Jimmy Jones
Ghazi Al Ruffai
Jimmy Snake
Emma Laird
Jimmima
Connor Newall
Jimmy Shite
Sienna Giblin
Girl Villager
Hayley Walters
Teenage Girl Villager
Peter Labas
Slow Low #1
Kat Kitchener
Slow Low #2
Jason Kuang Yao Lee
Slow Low #3
Ember Storm
Slow Low #4
Jake Grimes
Hanging Man
Chris Gregory
Berserker
Helen Rowlands
Infected Woman
Haley Flaherty
Jimmy's Auntie
Harriet Taylor
Jimmy's Cousin Delilah
Hannah Allan-Robertson
Jimmy's Sister
Annabelle Graham
Jimmy's Sister
Olivia Morley
Jimmy's Sister
Theadora Rawlings
Jimmy's Sister
Darcie Smith
Jimmy's Sister
Isla Vickers
Jimmy's Sister
Lachlan Tucker
Baby Isla
Winnow Short
Baby Isla
Olivia Grace Lee
Baby Isla
Lucas Toole
Baby Isla
Cohen Lewis Williamson
Baby Isla
Myles Woodhouse
Baby Isla
Gordon Alexander
Jonno (uncredited)
Angus Neill
Emaciated Infected (uncredited)
Col Needham
Dead Body #6 (Uncredited)
RuMac
Accordionist (uncredited)
Kris Deedigan
Guy (uncredited)