The name of this young soldier is known in distant countries, as he constantly travels. Othello selected this young man as a lieutenant and they are also good friends. Michael Cassio is young and not an experienced soldier. His high position annoys and turns into the object of envy of Iago. Using beauty, youth and weakness, Cassio turns out to be an instrument of Iago. Cassio refuses to drink, but every effort to bring in the right direction Iago overpowers a new cunning. In his arsenal of fictional stories (a story about how Cassio talked in a dream with Desdemona) and stolen objects (her handkerchief).