Welcome to Hell is an unresurfaced film that the trailer only appeared once on FXX which had a ghost ordering food and the one at the counter saying "Welcome to Hell" and a submarine going deeper in water, probably much is not known about the plot and the movie
Ever since the first ever movie, several movies have been lost. This is a page for them. Self-explanatory.
Legend of the Guardians: The Owls of Ga’Hoole (Deleted Scenes) Goleor: The Scales and the Sword (Original Version) UPDATE: Damn it, it was Hell and Back, which was released, thanks Obsessive Cat for the notice