Yann Demange Director Jack O'Connell Gary Hook Actor Paul Anderson Sergeant Leslie Lewis Actor Sean Harris MRF Officer Sandy Browning Actor Richard Dormer Eamon Actor Barry Keoghan Sean Bannon Actor Martin McCann Paul Haggerty Actor Charlie Murphy Brigid Actor Sam Reid Lt. Armitage Actor Killian Scott Quinn Actor David Wilmot Boyle Actor Jack Lowden Thommo Actor Jim Sturgeon Vickers Actor Paul Popplewell Training Corporal Actor Adam Nagaitis Jimmy Actor Gregory Burke Screenwriter Robin Gutch Producer Angus Lamont Producer Sam Lavender Executive Producer Tessa Ross Executive Producer Dan MacRae Executive Producer Danny Perkins Executive Producer Hugo Heppell Executive Producer Mark Herbert Executive Producer Lizzie Francke Executive Producer Leslie Finlay Executive Producer Tat Radcliffe Cinematographer Chris Wyatt Film Editing Jina Jay Casting Chris Oddy Production Design Kat Hale Art Director Nigel Pollock Art Director Kate Guyan Set Decoration David Holmes Original Music