The longest movie of all-time, according to the Guinness Book of World records, is ironically called, "The Cure For Insomnia", directed by John Henry Timmis, and it runs for 87 hours..!! The movie has no plot, instead consisting of artist L.D. Groban reading his 4,080 page poem, "A Cure for Insomnia"over the course of 3 and a half days, spliced with occasional clips from heavy metal and pornographic videos..!!