Movies have the power to allow us to escape our bodies and go somewhere else, from alien worlds to another place in time. The troubles of the modern world disappear and we can inhabit another place and follow interesting characters. A great film can make that illusion complete with the right setting, architecture, set dressing, and costume. But making a movie is not easy and even the best of them can succumb to human error. Trying to keep a story grounded in a different era can be a chaotic assembly for a director and every now and then something may escape their eye. Here are 20 examples of costume and set mistakes so obvious you probably overlooked them!