Athiest Actors in Religious Roles?

I think the champion must be Max Von Sydow. Despite his crippling atheism he was still able to play Christ in "The Greatest Story Ever Told", the Devil in "Needful Things", the title role in "The Exorcist", an angel in "What Dreams May Come", and Pope Clement VII in "Una vita scellerata".

Next up: Childless actors who have played parents, followed by actors who were never in the army but played soldiers.