Dr. Jonathan Crane, or better known as The Scarecrow, is a supervillain from the Batman series. He has invented a panic-inducing chemical gas known as Fear Gas that makes people see their greatest fears. He doesn't commit crimes for fun or for revenge, but as an experiment to further develop his Fear Gas. He is a mentioned character in 1997 movie Batman & Robin, he was planned to be appeared which the main antagonist in the 1999 cancelled movie Batman Triumphant, he is the secondary antagonist of the reebot 2005 movie Batman Begins, a minor character in the 2008 movie The Dark Knight, and a cameo character in 2012 movie The Dark Knight Rises.