Elliot Page as Abbie

Sam Keeley as Senan

Tom Vaughan-Lawlor as Conor

Stuart Graham as Cantor

Paula Malcomson as Dr. Lyons

Lesley Conroy as Katie

Natalia Kostrzewa as Allison

Hilda Fay as Jo Landecker

Barry McGovern as Patrick Ryan

Art Campion as Luke

Oscar Nolan as Cillian

Chelsea Debo as Cured Wife

Frank Cannon as Garda / Ranger / Zombie / UN Soldier

Amy De Bhrún as American Journalist (uncredited)

Tadhg Devery as Soldier

Keith Jordan as Special Extra

Jamie McClean as Special Extra

TJ O'Grady-Peyton as Husband