Tom Holland

as The Novice - Brother Diarmuid

Richard Armitage

as Raymond De Merville

Jon Bernthal

as The Mute

Stanley Weber

as The Cistercian - Brother Gerladus

John Lynch

as The Herbalist - Brother Ciaran

Éric Godon

as Baron de Merville

Tristan McConnell

as Dugald

Rúaidhrí Conroy

as Brother Rua