Character Analysis of Iago in Shakespeare's Othello In William Shakespeare's "Othello", the character Iago is, at least in my point of view, the main and most interesting character. Iago is in virtually every scene in the play, and has his hands in almost all doings within the play. Iago is truly one of the greatest villans in literature. Iago is viewed by all in the play, with the possible exception of his wife, as an honest and trust worthy man, which could not be farther from the truth. Iago plays all the characters in the play like puppets. He plays Cassio into a confession of his dealings with Bianca