Zöe Lucker

as Jenna Marston

Andrew McKay

as Gunner Luke Bates

Emma Rydal

as Cheryl Cotter

Rosie Marcel

as Stacey Dawes

Lucy Cohu

as Valerie Welling

Bertie Carvel

as Lieutenant Roddy Frost

Felix Scott

as Gunner Adam Hodges

Jeremy Sheffield

as Major Nicholas Welling

Daisy Dunlop

as Gunner Karina Fuller

Chris Geere

as Gunner Dean McGowan