The Joker, Captain America, Hannibal Lecter and Darth Vader all have something in common: They are iconic movie characters whose costumes are frequently seen walking the sidewalks on Halloween. Unless you have the correct year, make and model, it can be fairly difficult to dress up your vehicle as a movie character, but cars are just as prominent in film as the actors themselves, and these 10 iconic movie cars in costume fit the bill.