After the really disturbing poster, starring an evil Justin Bieber, we finally get to see the trailer.
Insidious tells 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 realize that it was not their house that was haunted. The movie stars Patrick Wilson, Rose Byrne, Barbara Hershey, Angus Sampson, Johnny Yong Bosch, Kimberly Ables Jindra, Ty Simpkins and Andrew Astor.
Check out the trailer: