What is shutter island scary?

Shutter Island is a psychological thriller movie that was released in 2010. It stars Leonardo DiCaprio, Mark Ruffalo, and Ben Kingsley. The movie was directed by Martin Scorsese and is based on a novel with the same name by Dennis Lehane.

The movie is set in the 1950s and follows two US Marshals named Teddy Daniels and Chuck Aule as they investigate the disappearance of a patient from a remote mental institution located on Shutter Island. The island is an eerie place surrounded by cliffs and rough sea, and Daniels begins to experience a series of terrifying hallucinations and nightmares that disrupt his investigation.

As they delve deeper into their investigation, Teddy and Chuck begin to uncover sinister secrets about the hospital, including medical experiments being conducted on the patients. The movie takes a number of twists and turns and ends with a shocking revelation about Teddy's sanity and history that will leave the viewers thinking about what truly happened on Shutter Island.

Overall, Shutter Island is a dark and harrowing movie that is not for the faint-hearted. It keeps the viewers engaged throughout the movie with its suspenseful plot and haunting visuals.