Jamie Dornan

Pat Quinlan

Guillaume Canet

Rene Faulques

Mark Strong

Conor Cruise O'Brien

Jason O'Mara

Sgt. Jack Prendergast

Michael McElhatton

General McEntee

Mikael Persbrandt

Dag Hammarskjold

Danny Sapani

Moise Tshombe

Fionn O'Shea

William Reidy

Fiona Glascott

Carmel Quinlan

Emmanuelle Seigner

Madame LaFontagne

Conor Quinlan

P.J. (Patrick Joyce)

Sam Keeley

Billy (Sniper) Ready

Conor MacNeill

Radio Operator

Luc Van Gunderbeeck

Charles de Gaulle