The False Morality of Shakespeare's Play

There are very few references to a fellow's religion in the play, although those there are may suggest he's intended to be a Christian convert. Iago vows to make him renounce his baptism and some productions by starring Lawrence Olivier have marked a fellow's decline as a visible turning from adopted Christianity. Crucial to this religious interpretation then is a fellow's last long final speech: "Soft you, a word or two before you go, I have done the state some service"