Shutter Island (2010)

World War II soldier-turned-U.S. Marshal Teddy Daniels investigates the disappearance of a patient from a hospital for the criminally insane, but his efforts are compromised by his troubling visions and also by a mysterious doctor.

• 1950s
• based on novel
• conspiracy theory
• hurricane
• investigation
• island
• psychiatric hospital
• u.s. marshal