Brendan Muldowney Director Tom Holland Brother Diarmuid Actor Richard Armitage Raymond De Merville Actor Jon Bernthal The Mute Actor Stanley Weber Brother Gerladus Actor John Lynch Brother Ciaran Actor Hugh O'Conor Brother Cathal Actor Eric Godon Baron de Merville Actor Ruaidhri Conroy Brother Rua Actor Lochlann O'Mearáin Lopsided Actor Jamie Hannigan Screenwriter