L'Inferno (1911) was the first full-length Italian feature film ever made (run time approx. 68 mins). A version of the film released on DVD in 2004, contained a musical score by Tangerine Dream
http://www.amazon.co.uk/Inferno-DVD-...ds=l%27inferno Dante's Inferno (1924) was directed by Henry Otto. The plot concerns a vicious slumlord and greedy businessman whose actions drive a distraught man to commit suicide. He is then tried for murder and executed, and is afterward taken by demons to Hell where he will spend the rest of eternity. In 1980, Ken Russell took footage from this film, and used it in 'Altered States'