Actually ... many people believed that the exorcist is the most scary film of all the time...actually for me its not scary at all but its very disturbing. Actually trailer is very disturbing for me and we all know the story is based on true events which make it more scary ..the reality must be very very very scary more than the film. And I've Googled the film and it considered one of the most scary movie... even when I searched its trailer I've got a scary notice which says this video may be very disturbing viewers may be advised..... the notice makes me curious and I've watched the trailer full