Sleep is an integral part of our daily routine which takes a third of our lives. It is also a fascinating subject for movies, be it lack of sleep or over sleepiness. A quote by Robert A. Heinlein on happiness and sleep: “Happiness consists of getting enough sleep. Just that, nothing more.” Which of these movies with "sleep" in the title do you find most interesting? Note: Included movies with an IMDb rating of 6.0 or above and a minimum of 2,500 votes. Discuss the poll here