FilmDistrict has premiered the second poster for director James Wan's upcoming thriller Insidious, which will be released in theaters nationwide on April 1. Take a look at this one-sheet below from the new horror movie, which stars Patrick Wilson, Rose Byrne, and Barbara Hershey. We also have four new photos from Insidious and you can click on any of the photos below to access our gallery.Insidious is the terrifying story of a family who shortly after moving discover that dark spirits have possessed their home and that their son has inexplicably fallen into a coma. Trying to escape the haunting and save their son, they move again only to discover that it was not their house that was haunted.Insidious comes to theaters April 1st, 2011 and stars Patrick Wilson, Rose Byrne, Barbara Hershey, Angus Sampson, Ty Simpkins, Andrew Astor, J. LaRose, Derick Alexander. The film is directed by James Wan.